F01 — Ha C (800-620 BC) Elite/Chieftain Male: Nano Banana Pro Prompt Suite

Phase-Correctness Checklist (applied to all prompts below)

Before copy-pasting any prompt, verify the following constraints are satisfied:

Swords are LONG (>60 cm blade), bronze or iron with bronze hilts. NOT short daggers.
Fibulae are Kahnfibeln (boat-shaped), Paukenfibeln (kettledrum), or two-piece bow fibulae. NOT Certosa, NOT La Tene.
NO gold torcs, gold arm rings, or gold shoe coverings (these are Ha D).
NO Mediterranean imports (Attic pottery, Greek bronze vessels, Schnabelkannen, wine amphorae).
NO Negau helmets, NO bronze cuirasses, NO greaves (Eastern zone / Ha D).
NO curvilinear La Tene art motifs anywhere.
NO two-wheeled chariots. Wagons are four-wheeled.
Textiles are wool in tabby or twill weave, dyed in earth tones plus blue (woad) and yellow (weld). NO silk, NO fine linen, NO bright synthetic-looking colours.
Belt is leather with a bronze hook fastener, NOT a large figured belt plate.

Prompt Variant 1: Standing Portrait (Full Body, Neutral Pose)

Positive Prompt

A full-body portrait of a Hallstatt culture chieftain from Central Europe, circa 780 BC, standing in a three-quarter pose facing slightly left, against a neutral warm grey background that fades to soft shadow at the edges. The man is tall and broad-shouldered, approximately forty years old, with a weathered angular face, short brown hair combed back from the forehead, and a clean-shaven jaw. He wears no headgear, his bare head the only exposed skin above the neck. His upper body is clad in a knee-length tunic of heavy wool cloth woven in a 2/2 twill pattern, the fabric dyed a deep blue-black from woad with thin woven stripes of natural undyed cream wool running vertically along the chest panels. The tunic has a simple round neckline finished with a narrow tablet-woven border band showing a geometric triangle-and-lozenge pattern in yellow and brown wool thread. The tunic is fastened at the right shoulder by a single large bronze boat-shaped fibula, the Kahnfibel, approximately seven centimetres long with a hollow swollen bow resembling the hull of a small boat, its surface bearing incised geometric lines, the bronze patinated to a warm golden-green. Over the tunic he wears a rectangular wool cloak in a heavier tabby weave, dyed dark brown with iron-tannin mordant, draped over the left shoulder and across the back, its corner hanging to mid-calf on the left side, secured at the left shoulder by a second smaller bronze Kahnfibel. At the waist a thick leather belt approximately four centimetres wide cinches the tunic, fastened by a cast bronze belt hook with a simple curved terminal, the leather darkened and oiled. His legs are covered by close-fitting leg wrappings of narrow woven wool bands in natural brown and cream, wound spiralling from ankle to just below the knee over a pair of loose wool trousers visible at the thigh. On his feet are low-cut rawhide shoes of untanned cattle leather, the hide still showing a faint hair-grain texture, the shoe edges folded up and laced across the instep with a thin leather cord. His right hand rests on the pommel of a long bronze sword suspended from the belt at his left hip, the sword of the Gundlingen type with a leaf-shaped blade approximately sixty-five centimetres long visible in its bronze scabbard, the scabbard decorated with fine incised geometric lines and attached to the belt by a bronze loop-and-hook suspension. The sword hilt has a broad flat tang capped by a trapezoidal bronze pommel plate. In his left hand he holds upright a wooden-shafted iron spear approximately one hundred and eighty centimetres tall, the leaf-shaped iron spearhead approximately twenty centimetres long, socketed onto an ash-wood shaft of natural pale colour. On his right upper arm he wears a single solid open-ended bronze arm ring with subtle longitudinal ribbing. At his chest, between the two fibulae, hangs a short strand of five amber beads, each a warm honey-orange translucent irregular sphere approximately one centimetre in diameter, strung on a twisted cord. The lighting is soft and directional from the upper left, casting gentle shadows that reveal the texture of the wool weave, the surface of the bronze, and the grain of the leather. Photorealistic rendering, full-body composition with feet visible, shallow depth of field with the figure sharp and the background softly out of focus, shot as if by a medium-format camera at eye level with a 105mm portrait lens, natural colour grading with warm undertones, fine film grain.

Negative-Constraint Tail

gold torc, gold jewelry, gold shoes, gold fibula, gold armband, Hochdorf, Vix, short dagger replacing sword, Certosa fibula, La Tene fibula, La Tene art, curvilinear decoration, vegetal ornament, Negau helmet, any helmet, bronze cuirass, body armour, greaves, chain mail, shield, two-wheeled chariot, Mediterranean pottery, Greek vessel, Attic pottery, amphora, Schnabelkanne, silk fabric, linen garment, bright red clothing, bright green clothing, tartan plaid, horned helmet, winged helmet, medieval elements, Roman elements, cross necklace, pendant, tattoo, face paint, warpaint, bare chest, fur cloak, animal skin cape, feathered headdress, crown, diadem, gold hat, conical gold hat, Celtic knotwork, interlace pattern, triskelion, fantasy armour, leather armour with studs, chain links, plate armour, breastplate, anime, cartoon, watermark, text, signature, low quality, blurry

Source Annotations

Tunic construction: wool twill with stripes and tablet-woven borders attested in Hallstatt mine textile corpus (A1_mine_textiles.md: NHM Wien checkerboard pattern, tablet-woven band with meander/triangle); woad blue dye confirmed by HPLC analysis (Gromer et al. 2013). Garment form reconstructed from seam evidence (A2_costume_reconstruction.md entry 4; Gromer 2010 figure).
Kahnfibel: directly attested Ha C type, multiple museum specimens (A3_fibulae.md: Met Museum entries 5-8, Wellcome entries 9-10, museum-digital entry 4).
Belt with bronze hook: belt hooks from Hallstatt Graves 208 and 270 (A4_belt_plates.md: NHM Wien Sketchfab entries 1-2).
Gundlingen sword: Ha C type fossil (B6_weapons.md: BM entry 1, Nottingham entry 2, ResearchGate hilt detail entry 4; 06_material_culture.md Section 6.1).
Iron spearhead: common in Ha C warrior graves (06_material_culture.md Section 6.3; 04_burials.md Section 4.1).
Bronze arm ring: attested in some Ha C male graves at Hallstatt (Hodson 1990; A6_jewellery.md).
Amber beads: Baltic amber in Ha C graves at Hallstatt, hundreds across assemblage (08_trade_networks.md; Kromer 1959).
Leg wrappings: speculative (flagged in investigation.md); inferred from tablet-woven band availability and situla art hints. No direct Ha C evidence.
Rawhide shoes: mine context shoes attested (A7_footwear.md; A5_headgear_hair.md mine leather discussion).
Bare head: no headgear evidence for Ha C Western male elite (flagged as major gap in investigation.md).

Prompt Variant 2: In-Context Scene (Chieftain at Tumulus Funeral Feast)

Positive Prompt

A scene at a Hallstatt-period tumulus burial ceremony in southwest Germany, circa 760 BC, late autumn afternoon with low golden sunlight filtering through bare oak and beech trees at the edge of an alpine foothill clearing. In the middle ground rises a partially completed earth burial mound approximately fifteen metres in diameter, its flanks composed of freshly piled dark soil and turves with a visible stone kerb ring at its base. Wooden posts mark the perimeter. In the foreground stands the chieftain, a Ha C elite male in his mid-forties, positioned slightly right of centre, his body turned three-quarters toward the viewer. He wears a knee-length tunic of heavy wool in 2/2 twill weave dyed deep blue-black with woad, edged at the neckline and cuffs with a narrow tablet-woven band in yellow and brown geometric pattern. A large bronze Kahnfibel with its characteristic hollow boat-shaped bow secures a dark brown wool cloak at his right shoulder, the cloak falling behind him to below the knee. At his waist a wide leather belt with a cast bronze hook fastener supports a long Mindelheim-type sword in a decorated bronze scabbard at his left hip, the sword’s winged cross-bar hilt protruding with its broad bronze pommel visible, the iron blade over seventy centimetres long within its sheath. He holds a shallow bronze drinking bowl in his right hand, the bowl approximately twenty centimetres in diameter with a hammered geometric dot-and-circle pattern on its exterior, raised slightly as if in a ritual toast. His legs show close-fitting wool leg wrappings in natural brown. On his feet are low rawhide shoes. A single bronze arm ring with incised hatched decoration encircles his right forearm. Behind him to the left, a four-wheeled wooden wagon with iron-banded spoked wheels and bronze nave fittings stands with its pole resting on the ground, a pair of yoked draught horses standing patiently nearby, their bridles fitted with bronze ring-and-bar bits and circular bronze phalerae on the cheekstraps. On the wagon bed sit several bronze vessels: two sheet-bronze situlae with geometric dot-and-boss decoration around their rims and a lidded bronze cist. To the right in the middle ground, several subordinate figures in plainer wool tunics of undyed brown and grey tend a low open-air fire where meat is being roasted on an iron spit. Ceramic vessels in the Hallstatt painted ware tradition, with geometric red and white concentric-circle decoration on dark ground, sit on flat stones near the fire. The atmosphere is solemn and ceremonial. Mist rises from damp ground at the edges of the clearing. The colour palette is dominated by earth tones, deep blues, bronze metallics, and the warm gold of the late-afternoon light. Photorealistic rendering, cinematic wide-angle composition shot from a slightly low angle to emphasise the chieftain’s stature, natural atmospheric perspective with figures in the middle ground slightly softer, shallow film grain, warm colour grading.

Negative-Constraint Tail

gold torc, gold jewelry, gold shoe, Hochdorf items, Vix krater, Greek pottery, Attic black-figure, Attic red-figure, amphora, wine amphora, Schnabelkanne, Etruscan vessel, any Mediterranean import, Certosa fibula, La Tene fibula, La Tene art, curvilinear decoration, short dagger, Negau helmet, any helmet, bronze cuirass, greaves, chain mail, two-wheeled chariot, two-wheeled cart, Roman cart, medieval wagon, silk fabric, bright tartan, bright green, bright red, horned helmet, winged helmet, Celtic knotwork, triskelion, medieval castle, stone building, thatched roundhouse with Roman features, modern elements, concrete, glass, metal fencing, fantasy elements, magic, glowing runes, dragons, AI artefacts, watermark, text, signature, low quality, blurry, anime, cartoon

Source Annotations

Tumulus construction: earth mound with stone kerb, standard Ha C Western zone (04_burials.md Section 2.1, Section 6.2; Magdalenenberg construction sequence from Spindler 1971-1980).
Mindelheim sword: Ha C type, blades >70 cm, winged hilt (06_material_culture.md Section 6.1; B6_weapons.md entries 5-7; Cowen 1967, Schauer 1971).
Bronze drinking bowl with dot-and-circle: locally produced bronze vessel form attested in Ha C cremation burials (06_material_culture.md Section 4.4; 04_burials.md Section 4.3).
Four-wheeled wagon: Ha C wagon burial tradition, Wehringen dendro 778 BC (01_chronology.md Section 9; B8_transport_equipment.md; Pare 1992). Iron tyres, spoked wheels, bronze fittings.
Horse gear with bronze bits and phalerae: attested in Ha C elite graves (B8_transport_equipment.md entries 20-23; 06_material_culture.md).
Bronze situlae and cist: locally produced feasting/funerary vessels deposited in Ha C elite cremation graves (06_material_culture.md Sections 4.1-4.2).
Hallstatt painted ware: diagnostic Western zone ceramic with geometric polychrome decoration, flourishing from Ha C (06_material_culture.md Section 2.1).
Feasting context: bronze vessel deposition and meat roasting evidence from Hallstatt graves; feasting as funerary practice (04_burials.md Section 6.3; Dietler 1990; Arnold 1999).
Setting: alpine foothill with oak/beech forest appropriate to SW German Hallstatt zone.

Prompt Variant 3: Detail Focus (Sword and Belt Ensemble Close-Up)

Positive Prompt

An extreme close-up detail photograph of a Hallstatt-period chieftain’s waist and hip area, circa 780 BC, showing the relationship between belt, sword, and tunic in sharp focus against a softly blurred background of dark wool fabric. The composition is tightly cropped from mid-chest to upper thigh, slightly angled to show the left hip where the sword hangs. The tunic fabric fills the upper portion of the frame, its weave structure clearly visible as a dense 2/2 twill in dark blue-black wool, the individual warp and weft threads discernible, with a faint lighter stripe running through the cloth. At the waist, a wide leather belt approximately four centimetres across cinches the tunic, the leather thick and stiff, its surface showing natural grain and slight tooling marks along the edges. The belt closure is a cast bronze hook approximately six centimetres long, its curved terminal hooked through a corresponding leather loop, the bronze surface showing a rich warm patina with traces of the original golden colour in the protected recesses of the casting. From the belt hangs the long Gundlingen-type sword in its bronze scabbard. The scabbard is constructed from two hammered bronze plates riveted together along the edges, decorated with fine incised geometric lines forming parallel bands of hatched triangles and zigzag patterns running its full length. The scabbard chape at the lower end is a U-shaped bronze terminal. The sword hilt projects above the belt line: the broad flat tang is visible, wrapped with thin leather strips for grip, capped by a trapezoidal bronze pommel plate approximately five centimetres wide with a smooth convex surface showing the faintest dot-punched decoration along its edge. The suspension system consists of a bronze loop riveted to the upper back of the scabbard, through which passes a thick leather strap that loops over the belt. To the right of the sword, the edge of a bronze Kahnfibel is visible where the cloak overlaps the tunic at the hip, its hollow boat-shaped bow catching the light. The lighting is warm and directional from the upper right, creating strong highlights on the bronze surfaces and deep shadows in the folds of the wool fabric where the tunic gathers at the belt. Every texture is rendered with hyper-real clarity: the individual fibres of the wool, the hammered surface of the bronze scabbard, the grain of the leather belt, the slight green-brown patina variations on the bronze hook. Macro photography aesthetic, shot as if with a 90mm macro lens at f/4, extremely shallow depth of field with only the belt-sword junction in critical focus, warm natural light, fine film grain, museum-documentation quality.

Negative-Constraint Tail

gold scabbard, gold hilt covering, gold belt plate, gold foil, short dagger, La Tene scabbard, curvilinear scabbard decoration, vegetal ornament on sword, iron scabbard, steel scabbard, medieval cross-guard, medieval pommel, ricasso, fuller groove on scabbard, leather scabbard only, no metal scabbard plates, chain mail visible, plate armour visible, buckle (modern type), prong buckle, any type of buckle with tongue, riveted plate belt, large figured belt plate, situla art on belt, Certosa fibula, La Tene fibula, bright fabric, silk, linen, tartan, bright colours, modern stitching, machine sewing, zipper, button, snap fastener, fantasy weapon, glowing blade, runes on blade, anime, cartoon, watermark, text, low quality, blurry

Source Annotations

Gundlingen sword form: leaf-shaped blade, broad tang, trapezoidal pommel plate (06_material_culture.md Section 6.1; B6_weapons.md entries 1-4; Pare 1991). ResearchGate hilt close-up (B6_weapons.md entry 4) directly informed pommel rendering.
Bronze scabbard with incised geometric decoration: Hallstatt Grave 573 iron sword with decorated bronze scabbard (B6_weapons.md entry 10; NHM Wien object database).
Belt hook form: NHM Wien 3D scans of Hallstatt belt hooks (A4_belt_plates.md entries 1-2; Sketchfab models).
Scabbard suspension: loop-and-strap system inferred from grave positioning of swords at the hip (04_burials.md; Hodson 1990 on weapon placement in Ramsauer graves).
Textile weave detail: 2/2 twill with stripe as documented in mine textiles (A1_mine_textiles.md entries 1-3; Gromer et al. 2013).
Kahnfibel visible at hip: boat-fibula form from multiple museum specimens (A3_fibulae.md Met Museum entries 5-8).
Leather belt: thick leather with minimal metal hardware is consistent with Western Ha C male assemblages; decorated belt plates are primarily Eastern zone (A4_belt_plates.md; 06_material_culture.md Section 7.1; Kilian-Dirlmeier 1972).

Notes on Evidence Gaps Reflected in These Prompts

Headgear: All three prompts show the chieftain bareheaded. This is a deliberate choice reflecting the complete absence of evidence for Ha C Western zone elite male headgear (see investigation.md). A fur or leather cap could be added as a speculative variant, but should be explicitly flagged as unsourced.
Leg coverings: The leg wrappings shown in Prompts 1 and 2 are speculative (rated ★ in investigation.md). An alternative version with bare legs below the knee-length tunic could be generated, though this is also speculative. The trousers vs leg wrappings vs bare legs question is unresolvable for Ha C.
Footwear: The rawhide shoes are based on mine context finds (A7_footwear.md). Whether elite civilian footwear differed is unknown.
Cloak drape: The specific draping arrangement is based on situla art interpretation (primarily Ha D, Eastern zone). For Ha C Western zone, this is an inference.
Textile patterns: The specific stripe and tablet-woven border patterns are drawn from the mine textile corpus, which dates broadly to 800-400 BC. Assigning specific patterns to Ha C vs Ha D is not always possible; the patterns used in these prompts are consistent with, but not exclusively assignable to, the Ha C phase.
Gold absence: The absence of gold from these prompts is a deliberate phase-correct choice. Gold is rare in Ha C (not absent, but far rarer than Ha D). A variant with a small gold sheet fitting on the sword hilt or belt could be generated for the very highest-status individual, but the default should be gold-free to maintain phase accuracy.