🎹 SUDDEN CHANGES Piano
🎭 Emotional Character
Unfolding never rushing, never lingering, this piece is shadowy and elusive, never quite resolving into solid ground — layered with activity that rewards close listening, unwavering in its chosen volume and character.
📥 Downloads
👤 Suggested For
🏆 Advanced Students
🖐 Large Hands
🎤 Recital Repertoire
⏰ Estimated Practice Time
13
weeks to performance-ready
A serious study piece — consistent daily practice over several months is realistic.
5hper week
77htotal est.
3hard segments
* Estimate assumes ~5h focused practice/week for an average-level student at this difficulty tier.
🎯 Difficulty Assessment
Advanced
58
/ 100
Challenging - needs solid technique and independence
1,731
Total Notes
1%
Interleaved
5.26
Avg N/Beat
200
Ornaments
Score Breakdown
🎼
Hand Interleaving
1/25
1% of notes interleave - hands mostly play separately
⏱
Note Density per Beat
20/30
Busiest beats: 9 notes/beat (avg 5.26) - dense passages
✨
Ornaments & Grace Notes
12/20
200 ornamental notes (11.6%) - frequent ornaments
📏
Pitch Range (per hand)
15/15
Right: G4–C7 (29 st) | Left: C1–B6 (71 st)
↕
Largest Interval Leap
10/10
56 st (4Oct+m6) - extreme leaps
🎚 Dynamics
f
Moderate dynamics (f avg) - clear expression required
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🎹 Note Range - Piano Keyboard
Upper dot = RH (Right Hand)
Lower dot = LH (Left Hand)
White dot on black key = sharp/flat note used
📐 Note Range per Hand · Sheet Preview
🖐 Right Hand
| Lowest | G4 |
| Highest | C7 |
| Span | 29 st (2Oct+P4) |
| Notes | 28 |
| Widest leap | 23 st C5→B6 |
🤚 Left Hand
| Lowest | C1 |
| Highest | B6 |
| Span | 71 st (5Oct+M7) |
| Notes | 1,703 |
| Widest leap | 56 st E1→C6 |
🖐 Hand Span & Chord Density
Right Hand
Max chord span: 9 semitones (M6)
UnisonOctave2 Oct
Avg chord: 3 notes · 4 chords
Left Hand
Max chord span: 58 semitones (4Oct+m7)
UnisonOctave2 Oct
Avg chord: 3.6 notes · 366 chords
⚠️ 168 stretch chords (>octave)
↪️ Scales & Thumb Crossing
Detected 1 scale/arpeggio run requiring thumb crossing.
A few short runs — thumb technique needed but not dominant.
🖐 RH: 0 runs · longest 4 notes
🤚 LH: 1 runs · longest 15 notes
🔁 Repeating Phrases
7%
Repeated
Only 8 of 110 bars repeat — this piece is largely through-composed with mostly unique material throughout.
Repeated bar
Unique bar
🎯 Suggested Practice Passages
?Each "passage" is 2 consecutive measures (ô nhịp). The algorithm scores every passage by note density and interval leaps, then picks the 3 hardest for focused practice.
The hardest passages in this piece — spend extra time here before running the full piece.
📍 Measures 50–51
Hardest
📍 Measures 62–63
2nd hardest
📍 Measures 68–69
3rd hardest
