[Late-Romantic Russian piano concerto, Rachmaninov Piano Concerto No.2 style. Concert hall recording, solo piano + full orchestra. Target duration 8โ€“9 minutes. Treat as DAW session with layered takes, continuous development, no early cadence closure.] [BARS 1โ€“8 | TAKE 1 : Piano Theme A: slow, lyrical, melancholic, wide space.] [BARS 9โ€“16 | TAKE 1: Strings layer Theme A. Woodwinds enter subtly. Sustain, no resolution] [BARS 17โ€“32 | TAKE 2 OVERLAY: Theme A variation (Aโ€™). Piano ornamented, expanded phrasing.] [LOOP CORE]:Theme A must persist throughout all sections in transformed cycles (A โ†’ Aโ€™ โ†’ Aโ€™โ€™ โ†’ Aโ€™โ€™โ€™). Always extended, never finalized.] [BARS 33โ€“56 | FULL BUILD: Orchestra expansion. Fragment Theme A across sections. Piano: arpeggios, octave runs, cadenzas. Layered counterpoint.] [ANTI-CADENCE LOCK: Avoid full harmonic closure until final section. All cadences must remain open or delayed.] [BARS 57โ€“80 | TUTTI TAKE]: Full orchestra climax. Theme A stated multiple times in different orchestral layers.] [BARS 81โ€“96 | HEROIC RECAP: Slower tempo. Expanded Theme A with full orchestra + piano, broad phrasing.] [BARS 97โ€“END | FINAL TAKE: Extended coda loop. Gradual harmonic resolution. Final Theme A repetition, long decay, piano fades into sustained strings. No abrupt ending.]