🎹 Phép màu (Đàn cá gỗ OST) Piano
Nguyễn Hùng · Expert ·
2,557 notes ·
Tempo 64 BPM ·
44,000 views ·
Update 25/12/2025
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🎭 Emotional Character
Majestic and expansive, filling every corner — patient, letting each moment settle, neither withdrawn nor demanding, steady and unwavering in tone.
Major
Slow tempo
Gentle dynamics
Dense texture
Wide-ranging melody
👤 Suggested For
🏆 Advanced Students
🎹 Concert Pianists
🖐 Large Hands
🎤 Recital Repertoire
⏰ Estimated Practice Time
24
weeks to performance-ready
Concert-level material. Mastery takes dedicated long-term commitment.
6h per week
156h total est.
3 hard segments
* Estimate assumes ~6h focused practice/week for an average-level student at this difficulty tier.
🎯 Difficulty Assessment
Beginner Intermediate Advanced Expert
Professional - complex layering and high speed required
Score Breakdown
🎼
Hand Interleaving
9/25
34% of notes interleave - moderate interleaving
⏱
Note Density per Beat
30/30
Busiest beats: 14 notes/beat (avg 8.91) - extremely dense
✨
Ornaments & Grace Notes
5/20
103 ornamental notes (4%) - occasional ornaments
📏
Pitch Range (per hand)
15/15
Right: A3–E6 (31 st) | Left: C2–D6 (50 st)
↕
Largest Interval Leap
10/10
48 st (4 Oct) - extreme leaps
#
Chromatic Complexity
2/8
13% black-key notes - some accidentals
♬
Polyphony / Voices
7/7
~10 notes active per beat (max 14) - contrapuntal texture, multiple independent lines
⏳
Piece Length
3/5
4m 17s - medium length: sustained focus needed
🎚 Dynamics
mp
Moderate dynamics (mp avg) - clear expression required
Avg velocity 57/127 · Spread 30 · Range 50–80
🎹 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
🤚 Left Hand
Lowest C2
Highest D6
Span 50 st (4Oct+M2)
Notes 2,164
Widest leap 48 st D2→D6
🖐 Right Hand
Lowest A3
Highest E6
Span 31 st (2Oct+P5)
Notes 393
Widest leap 14 st A5→G4
🖐 Hand Span & Chord Density
Left Hand
Max chord span: 48 semitones (4 Oct)
0 st Octave 2 Oct
Avg chord: 4.6 notes · 392 chords
⚠️ 274 stretch chords (>octave)
Right Hand
Max chord span: 16 semitones (1Oct+M3)
0 st Octave 2 Oct
Avg chord: 2.2 notes · 175 chords
⚠️ 4 stretch chords (>octave)
↪️ Scales & Thumb Crossing
Detected 2 scale/arpeggio runs requiring thumb crossing.
A few short runs — thumb technique needed but not dominant.
🖐 RH: 0 runs · longest 3 notes
🤚 LH: 2 runs · longest 7 notes
🔁 Repeating Phrases
Only 0 of 77 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 45–46
2nd hardest
📍 Measures 63–64
3rd hardest