{
  "prompt": "Genre: Mandopop / Pop Rock; BPM: 137; Key: G major; Rhythm: Mid-tempo rock beat with 8th-note hi-hats, kick on 1 & 3, snare on 2 & 4, building intensity; Instruments: Strummed acoustic guitar (rhythm), Clean electric guitar (arpeggiated melody), Distorted electric guitar (power chords and lead melody), Round-toned electric bass (root notes), Live acoustic drum kit (natural sound); Vocals: Male tenor, youthful and slightly nasal timbre, conversational and melodic phrasing, layered self-harmonies; Mood: Nostalgic, melancholic, wistful, bittersweet; Production: Clean studio band mix, vocals upfront, wide stereo guitars, natural room reverb, dynamic build from sparse verse to full chorus; Structure: Intro - Verse - Chorus - Verse - Chorus - Bridge - Outro; Language: Mandarin; Highlight: the melodic distorted electric guitar lead that enters in the chorus",
  "lyrics": "[intro]\n(Chords: G - D/F# - Em7 - D - C - G/B - Am7 - D)\n(Inst: Clean electric guitar plays iconic arpeggio motif over strummed acoustic guitar)\n(Mix: Intimate, narrow stereo field, focus on guitars)\n(Vocal-Perf: No vocals)\n(Melody-Contour: Descending arpeggios)\n\n[verse]\n(Chords: G - D/F# - Em7 - D - C - G/B - Am7 - D)\n(Vocal-Perf: Soft, conversational delivery, chest voice, minimal breath)\n(Inst: Acoustic guitar and clean electric continue; bass enters halfway with simple root notes; drums enter with a light cross-stick pattern)\n(Mix: Vocals centered and upfront, instruments begin to widen)\n故事的小黄花\n从出生那年就飘着\n童年的荡秋千\n随记忆一直晃到现在\nRe So So Si Do Si La\nSo La Si Si Si Si La Si La So\n(Transition: Drums switch to full snare hit, subtle cymbal swell)\n\n[chorus]\n(Chords: C - D - G - Em - C - D - G - G)\n(Vocal-Perf: More emotional, slightly higher register, increased volume to mezzo-forte)\n(Inst: Full drum kit enters with crash cymbals; distorted electric guitar plays power chords and a soaring, melodic lead line that harmonizes with the vocal; bass is more active)\n(Mix: Wide, full-band sound; distorted guitar occupies side frequencies, vocals cut through the center)\n(Highlight-Driven: Melodic distorted electric guitar hook is prominent)\n为你翘课的那一天\n花落的那一天\n教室的那一间\n我怎么看不见\n消失的下雨天\n我好想再淋一遍\n没想到失去的勇气我还留着\n好想再问一遍\n你会等待还是离开\n(Transition: Distorted guitar feedback fades slightly, crash cymbal hit leads into next verse)\n\n[verse]\n(Chords: G - D/F# - Em7 - D - C - G/B - Am7 - D)\n(Vocal-Perf: Returns to a more narrative, controlled tone, but with sustained energy from chorus)\n(Inst: Band remains full, but distorted guitar pulls back to cleaner, sustained chords; clean electric arpeggio re-emerges)\n(Mix: Dynamics drop slightly from chorus, creating space for vocal narrative)\n刮风这天我试过握着你手\n但偏偏雨渐渐大到我看你不见\n还要多久我才能在你身边\n等到放晴的那天也许我会比较好一点\n(Transition: Drum fill and cymbal swell build intensity into the final chorus)\n\n[chorus]\n(Chords: C - D - G - Em - C - D - G - G)\n(Vocal-Perf: Most emotional and powerful delivery; ad-libs and harmonies layered)\n(Inst: All instruments at full intensity; distorted guitar lead is more prominent and slightly more aggressive)\n(Mix: Peak dynamic range; wide, dense, and powerful stadium-rock feel)\n从前从前有个人爱你很久\n但偏偏风渐渐把距离吹得好远\n好不容易又能再多爱一天\n但故事的最后你好像还是说了拜拜\n(Transition: Last chord rings out, leading into a solo section)\n\n[bridge]\n(Chords: C - D - G - Em - C - D - G)\n(Inst: Expressive, melodic distorted electric guitar solo over the chorus chord progression; band provides tight, powerful backing)\n(Vocal-Perf: No lead vocals, perhaps a faint 'ooh' harmony in the background)\n(Mix: Guitar solo takes center stage, drenched in reverb and delay)\n\n[outro]\n(Chords: G - D/F# - Em7 - D - C - G/B - Am7 - D)\n(Vocal-Perf: Spoken/mumbled delivery, almost like a rap, with a sense of finality and resignation)\n(Inst: Music breaks down to just the clean electric guitar arpeggio and a simple beat, then fades)\n(Mix: Rapidly narrows and quiets down, creating a feeling of a memory fading away)\n(Structure: Fade out)\n但偏偏雨渐渐大到我看你不见\n但故事的最后你好像还是说了拜拜",
  "song_id": "01_晴天_20260417",
  "_meta": {
    "provider": "google",
    "model": "gemini-2.5-pro",
    "usage": {
      "prompt_tokens": 11410,
      "completion_tokens": 1223,
      "total_tokens": 15709
    },
    "generated_at": "2026-04-17T16:30:50.612795+08:00"
  }
}