{
  "prompt": "Genre: Contemporary R&B; BPM: 62; Key: G Major; Rhythm: Slow, laid-back 12/8 R&B shuffle groove with a strong snare backbeat and syncopated bassline; Instruments: Layer 1 (Melodic/Sample Core): Rich acoustic grand piano playing a descending, jazzy chord progression. Layer 2 (Rhythm Foundation): Organic live drum kit with a snappy snare, deep kick, and shuffling hi-hats; clean, round electric bass playing melodic counterpoint. Layer 3 (Harmonic/Production Glue): Lush multi-tracked R&B background vocals providing harmonies and subtle organ pads. Vocals: Female R&B Vocalist; Highlight: The iconic descending jazzy piano chord progression that defines the song's harmony and soulful feel.",
  "lyrics": "[intro]\n(Chords: Gmaj7 - Cmaj7 - Fmaj7 - Bbmaj7)\n(Mix: Piano centered, warm, light reverb; Vocals wide, atmospheric reverb)\n(Inst: Solo acoustic grand piano, arpeggiated chords)\n(Vocal-Perf: Breathy, soulful, improvised melismatic runs)\n(Motif-Anatomy: Establishes the descending chordal piano hook)\n(Phrase-Structure: Free-form vocal improvisation)\n(Contour-&-Range: Relaxed mid-range, setting an intimate mood)\nMmm mmm mmm mmm mmm\nYeah\n\n[verse]\n(Transition: Full rhythm section enters smoothly, establishing a laid-back shuffle groove)\n(Chords: Gmaj7 - Cmaj7 - Fmaj7 - Bbmaj7)\n(Mix: Vocals sit cleanly on top of the tight drum and bass pocket)\n(Inst: Organic drums, syncopated electric bass, grand piano)\n(Vocal-Perf: Conversational, clear, slightly raspy alto delivery)\n(Motif-Anatomy: Simple, quarter-note based vocal melody)\n(Phrase-Structure: Symmetrical 4-bar phrases)\n(Contour-&-Range: Grounded, low-to-mid register chest voice)\nSome people live for the fortune\nSome people live just for the fame\nSome people live for the power, yeah\nSome people live just to play the game\n\n[pre-chorus]\n(Transition: Slight dynamic build with more active hi-hats)\n(Chords: Am7 - D7 - Gmaj7 - Cmaj7 - Am7 - D7 - Gmaj7)\n(Mix: Overall volume increases slightly, building anticipation)\n(Inst: Piano becomes more chordal, bassline walks up towards the chorus)\n(Vocal-Perf: Delivery gains intensity with longer sustained notes)\n(Motif-Anatomy: Ascending melodic line creating tension)\n(Phrase-Structure: Longer phrases leading into the chorus resolution)\n(Contour-&-Range: Melody rises in pitch and dynamics)\nSome people think that the physical things\nDefine what's within\nAnd I've been there before but that life's a bore\nSo full of the superficial\n\n[chorus]\n(Sound-Design: Lush, multi-tracked background vocals enter, creating a harmonic wall of sound)\n(Chords: Gmaj7 - Cmaj7 - Fmaj7 - Bbmaj7)\n(Mix: Vocals are the loudest element; wide stereo field from backing vocals)\n(Inst: Full band at peak energy, powerful drums)\n(Vocal-Perf: Powerful full-chest belting; signature melismatic run on \"you baby\")\n(Motif-Anatomy: Soaring, memorable pop-anthem melody hook)\n(Phrase-Structure: Strong 4-bar pop resolution)\n(Contour-&-Range: Leaps an octave into the upper-register belting range)\nSome people want it all\nBut I don't want nothing at all\nIf it ain’t you baby\nIf I ain't got you baby\nSome people want diamond rings\nSome just want everything\nBut everything means nothing\nIf I ain't got you, yeah\n\n[verse]\n(Transition: Dynamics drop back down to create contrast with the chorus)\n(Chords: Gmaj7 - Cmaj7 - Fmaj7 - Bbmaj7)\n(Mix: Intimate feel returns, similar to first verse)\n(Inst: Rhythm section pulls back slightly, piano reclaims focus)\n(Vocal-Perf: Returns to a more intimate, storytelling tone with melodic variations)\n(Motif-Anatomy: Conversational vocal rhythm)\n(Phrase-Structure: Symmetrical 4-bar phrases)\n(Contour-&-Range: Back down to a comfortable mid-register)\nSome people search for a fountain\nThat promises forever young\nSome people need three dozen roses\nAnd that's the only way to prove you love them\n\n[bridge]\n(Transition: Drums simplify, bass holds longer notes, creating space)\n(Chords: Am7 - D7 - Bm7 - E7 - Am7 - D7)\n(Mix: Vocals become more present, reverb tail is more noticeable)\n(Inst: Band simplifies, piano plays more sustained chords)\n(Vocal-Perf: Emotional, pleading tone that builds dynamically towards the final chorus)\n(Motif-Anatomy: A new melodic idea, building harmonic tension)\n(Phrase-Structure: Two longer, connected phrases that climb upwards)\n(Contour-&-Range: Starts mid-range and climbs steadily to a powerful peak)\nHand me the world on a silver platter\nAnd what good would it be\nWith no one to share\nWith no one who truly cares for me\n\n[chorus]\n(Transition: Full band crashes back in with maximum energy and passion)\n(Sound-Design: More complex and layered background vocal harmonies)\n(Chords: Gmaj7 - Cmaj7 - Fmaj7 - Bbmaj7)\n(Mix: Dense, powerful, full-frequency sound)\n(Inst: Drums hitting harder, cymbals used more freely)\n(Vocal-Perf: Maximum power and emotion; gospel-influenced ad-libs and runs between phrases)\n(Motif-Anatomy: The main hook, delivered with ultimate conviction and vocal freedom)\n(Phrase-Structure: 4-bar resolution with extensive vocal fills and ad-libs)\n(Contour-&-Range: Sustained high-register belting with virtuosic runs)\nSome people want it all\nBut I don't want nothing at all\nIf it ain’t you baby\nIf I ain't got you baby\nSome people want diamond rings\nSome just want everything\nBut everything means nothing\nIf I ain't got you, you, you\n\n[outro]\n(Transition: Band fades out, leaving just piano and intimate lead vocals)\n(Chords: Gmaj7 - Cmaj7 - Fmaj7 - Bbmaj7)\n(Mix: A long fade on the piano reverb tail; vocals are close-mic'd and breathy)\n(Inst: Piano plays gentle, arpeggiated chords, ending with a final virtuosic run)\n(Vocal-Perf: Intimate, improvisational ad-libs, mixing speech and song)\n(Motif-Anatomy: Deconstruction of the chorus melody into soulful fragments)\n(Phrase-Structure: Free-form phrasing, fading to silence)\n(Contour-&-Range: Descends from high-register ad-libs to a final, soft phrase)\nIf I ain't got you with me baby\nSaid nothing in this whole wide world don't mean a thing\nIf I ain't got you with me baby",
  "song_id": "01_If I Ain't Got You_20260401",
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    "model": "gemini-2.5-pro",
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    "generated_at": "2026-04-01T17:12:54.753835+08:00"
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}