{
  "prompt": "Genre: Contemporary Jazz / Gospel Jazz; BPM: 109; Key: F major; Feel: Relaxed straight-eighths groove with a loose, organic pocket, featuring a syncopated bass line against a steady hi-hat and a crisp backbeat on 2 and 4.; Instruments: Piano (lead melody and harmony, bright resonant tone), Upright Bass (rhythmic foundation, warm plucked woody attack), Acoustic Drum Kit (groove keeper, clean sound with crisp snare and ride cymbal accents).; Lead: Piano throughout all sections.; Motif: A syncopated, soulful melodic phrase starting on an upbeat, built around a rhythmic cell of eighth-quarter-eighth, harmonized with rich major 7th and minor 9th chords.; Highlight: The blend of sophisticated jazz voicings and gospel-inflected harmony, delivered with a highly dynamic and delicate touch on the grand piano.",
  "lyrics": "[Intro]\n(Chords: Fmaj9 - Ebmaj9/G - Dm9 - G13 - Gm7 - Bbm6 - Fmaj9/C - C7sus4 - C7)\n(Harmonic-Rhythm: Rubato, free phrasing)\n(Lead: Grand Piano playing a sparse, contemplative melody)\n(Inst: Grand Piano only)\n(Dynamics: p)\n(Transition: Bass and drums enter gently)\n\n[A-section]\n(Chords: | Fmaj7 | Gm7 C7 | Fmaj7 | Gm7 C7 | Fmaj7 | Am7 D7b9 | Gm7 | C7sus4 C7 | Bbmaj7 | Am7 Dm7 | Gm7 | C7 | Fmaj7 | Gm7 C7 |)\n(Harmonic-Rhythm: One to two chords per bar)\n(Lead: Grand Piano stating the main syncopated theme)\n(Inst: Piano: melody and chords; Bass: syncopated root lines; Drums: steady backbeat, eighths on hi-hat)\n(Dynamics: mp)\n(Transition: Band drops out, leaving solo piano)\n\n[Interlude]\n(Chords: Fmaj9 - Ebmaj9/G - Dm9 - G13 - Gm7 - Bbm6 - Fmaj9/C - C7sus4 - C7)\n(Harmonic-Rhythm: Rubato, free phrasing)\n(Lead: Grand Piano reprising the intro melody)\n(Inst: Grand Piano only)\n(Dynamics: p, with a slight crescendo)\n(Transition: Full band re-enters for solo section)\n\n[B-section]\n(Chords: | Fmaj7 | Gm7 C7 | Fmaj7 | Am7 D7b9 | Gm7 | C7sus4 C7 | Bbmaj7 | Am7 Dm7 | Gm7 | C7 | Fmaj7 | Gm7 C7 | - repeated)\n(Harmonic-Rhythm: One to two chords per bar)\n(Lead: Grand Piano improvising a solo)\n(Inst: Piano: flowing solo lines; Bass: more interactive, supportive lines; Drums: more active, shifting to ride cymbal)\n(Dynamics: mf, building gradually)\n(Transition: Solo concludes, dynamics reduce for final theme statement)\n\n[A-section]\n(Chords: | Fmaj7 | Gm7 C7 | Fmaj7 | Am7 D7b9 | Gm7 | C7sus4 C7 | Bbmaj7 | Am7 Dm7 | Gm7 | C7 | Fmaj7 |)\n(Harmonic-Rhythm: One to two chords per bar)\n(Lead: Grand Piano restating the main theme, slightly embellished)\n(Inst: Piano: melody and chords; Bass: syncopated root lines; Drums: returning to simpler hi-hat groove)\n(Dynamics: mp)\n(Transition: Tempo begins to slow down into the outro vamp)\n\n[Outro]\n(Chords: Vamping on | Gm7 | C7 | Fmaj7 | Fmaj7 | then a final cadential figure: Gm7 - Bbm6 - Fmaj9)\n(Harmonic-Rhythm: One chord per bar during vamp, then ritardando to the end)\n(Lead: Grand Piano playing fragments of the theme and final arpeggiated chords)\n(Inst: Full trio playing with increasing space, gradually simplifying and slowing down. Final chords are played rubato.)\n(Dynamics: mp, decrescendo to pp)\n(Transition: Final chord held, fades to silence)",
  "song_id": "03_Laughter in the Rain_20260514",
  "_meta": {
    "provider": "google",
    "model": "gemini-2.5-pro",
    "usage": {
      "prompt_tokens": 8615,
      "completion_tokens": 1109,
      "total_tokens": 12711
    },
    "generated_at": "2026-05-14T12:07:37.774647+08:00"
  },
  "_prompt_compressed": {
    "from": 1302,
    "to": 810
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}