Prelude in C-sharp Minor, Op. 28, No. 10
Allegro molto
Chopin, Frederic
Craig Stuart Sapp
2021-05-03
music21 v.6.7.1
No. 10
Op. 28
7
40
10080
4
G
2
quarter
124
G
1
6
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
A
6
1680
16th
3
2
16th
down
continue
continue
G
1
6
1680
16th
3
2
16th
down
continue
continue
A
6
1680
16th
3
2
16th
down
continue
continue
3
16th
2
16th
G
1
6
1680
16th
3
2
16th
down
continue
continue
F
2
6
1680
16th
double-sharp
3
2
16th
down
end
end
G
1
6
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
C
1
7
1680
16th
3
2
16th
down
A
6
1680
16th
3
2
16th
down
continue
continue
G
1
6
1680
16th
3
2
16th
down
end
E
6
2520
16th
down
begin
D
1
6
2520
16th
down
end
end
C
1
6
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
G
1
6
1680
16th
3
2
16th
down
D
1
6
1680
16th
3
2
16th
down
continue
continue
C
1
6
1680
16th
3
2
16th
down
continue
continue
A
5
2520
16th
down
continue
continue
G
1
5
2520
16th
down
end
end
F
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
C
1
6
1680
16th
3
2
16th
down
G
1
5
1680
16th
3
2
16th
down
continue
continue
F
1
5
1680
16th
3
2
16th
down
continue
continue
E
5
2520
16th
down
continue
continue
D
1
5
2520
16th
down
end
end
regular
C
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
G
1
5
1680
16th
3
2
16th
down
D
1
5
1680
16th
3
2
16th
down
continue
continue
C
1
5
1680
16th
3
2
16th
down
end
A
4
2520
16th
down
begin
G
1
4
2520
16th
down
end
end
F
1
4
1680
16th
3
2
16th
up
begin
begin
3
16th
2
16th
C
1
5
1680
16th
3
2
16th
up
G
1
4
1680
16th
3
2
16th
up
continue
continue
F
1
4
1680
16th
3
2
16th
up
end
E
4
2520
16th
up
begin
D
1
4
2520
16th
up
end
end
C
1
4
1680
16th
3
2
16th
up
begin
begin
3
16th
2
16th
G
1
4
1680
16th
3
2
16th
up
D
1
4
1680
16th
3
2
16th
up
continue
continue
C
1
4
1680
16th
3
2
16th
up
end
B
3
2520
16th
up
begin
A
3
2520
16th
up
end
end
F
4
regular
G
1
3
30240
1
half
up
30240
10080
2
quarter
D
1
3
10080
2
quarter
down
B
1
3
10080
2
quarter
sharp
down
C
1
3
10080
2
quarter
down
A
1
3
10080
2
quarter
sharp
down
regular
30240
G
2
30240
G
1
3
20160
1
half
up
10080
1
quarter
30240
D
1
3
5040
2
eighth
down
begin
B
1
3
5040
2
eighth
sharp
down
2520
2
16th
E
3
2520
2
16th
down
end
forward hook
C
1
4
2520
2
16th
down
F
1
3
10080
2
quarter
down
B
1
3
10080
2
quarter
sharp
down
D
1
4
10080
2
quarter
down
G
1
3
10080
2
quarter
down
E
4
10080
2
quarter
down
G
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
C
1
6
1680
16th
3
2
16th
down
A
5
1680
16th
3
2
16th
down
continue
continue
G
1
5
1680
16th
3
2
16th
down
end
E
5
2520
16th
down
begin
D
1
5
2520
16th
down
end
end
C
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
G
1
5
1680
16th
3
2
16th
down
D
1
5
1680
16th
3
2
16th
down
continue
continue
C
1
5
1680
16th
3
2
16th
down
end
A
4
2520
16th
down
begin
G
1
4
2520
16th
down
end
end
F
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
C
1
6
1680
16th
3
2
16th
down
G
1
5
1680
16th
3
2
16th
down
continue
continue
F
1
5
1680
16th
3
2
16th
down
end
E
5
2520
16th
down
begin
D
1
5
2520
16th
down
end
end
regular
C
1
6
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
G
1
6
1680
16th
3
2
16th
down
D
1
6
1680
16th
3
2
16th
down
continue
continue
C
1
6
1680
16th
3
2
16th
down
end
A
5
2520
16th
down
begin
G
1
5
2520
16th
down
end
end
F
1
5
1680
16th
3
2
16th
up
begin
begin
3
16th
2
16th
C
1
6
1680
16th
3
2
16th
up
G
1
5
1680
16th
3
2
16th
up
continue
continue
F
1
5
1680
16th
3
2
16th
up
end
E
5
2520
16th
up
begin
D
1
5
2520
16th
up
end
end
C
1
4
1680
16th
3
2
16th
up
begin
begin
3
16th
2
16th
G
1
4
1680
16th
3
2
16th
up
D
1
4
1680
16th
3
2
16th
up
continue
continue
C
1
4
1680
16th
3
2
16th
up
end
B
3
2520
16th
up
begin
A
1
3
2520
16th
sharp
up
end
end
F
4
regular
10080
1
quarter
D
1
3
20160
1
half
up
D
1
4
20160
1
half
up
30240
G
1
3
10080
2
quarter
down
B
3
10080
2
quarter
down
F
2
3
10080
2
quarter
double-sharp
down
A
1
3
10080
2
quarter
sharp
down
regular
30240
G
2
30240
G
1
3
5040
1
eighth
up
begin
B
3
5040
1
eighth
up
2520
1
16th
A
1
3
2520
1
16th
sharp
up
end
forward hook
C
1
4
2520
1
16th
up
B
3
10080
1
quarter
up
D
1
4
10080
1
quarter
up
10080
1
quarter
30240
D
1
3
5040
2
eighth
down
begin
2520
2
16th
D
1
3
2520
2
16th
down
end
forward hook
D
1
3
10080
2
quarter
down
G
1
3
10080
2
quarter
down
G
1
4
10080
2
quarter
down
F
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
C
1
6
1680
16th
3
2
16th
down
G
1
5
1680
16th
3
2
16th
down
continue
continue
F
1
5
1680
16th
3
2
16th
down
continue
continue
D
0
5
2520
16th
natural
down
continue
continue
C
1
5
2520
16th
down
end
end
B
4
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
F
1
5
1680
16th
3
2
16th
down
C
1
5
1680
16th
3
2
16th
down
continue
continue
B
4
1680
16th
3
2
16th
down
continue
continue
A
4
2520
16th
down
continue
continue
G
1
4
2520
16th
down
end
end
F
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
C
1
6
1680
16th
3
2
16th
down
G
1
5
1680
16th
3
2
16th
down
continue
continue
F
1
5
1680
16th
3
2
16th
down
end
D
0
5
2520
16th
natural
down
begin
C
1
5
2520
16th
down
end
end
regular
B
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
F
1
6
1680
16th
3
2
16th
down
C
1
6
1680
16th
3
2
16th
down
continue
continue
B
5
1680
16th
3
2
16th
down
continue
continue
A
5
2520
16th
down
continue
continue
G
1
5
2520
16th
down
end
end
F
1
5
1680
16th
3
2
16th
up
begin
begin
3
16th
2
16th
C
1
6
1680
16th
3
2
16th
up
G
1
5
1680
16th
3
2
16th
up
continue
continue
F
1
5
1680
16th
3
2
16th
up
end
D
0
4
2520
16th
natural
up
begin
C
1
4
2520
16th
up
end
end
B
3
1680
16th
3
2
16th
up
begin
begin
3
16th
2
16th
F
1
4
1680
16th
3
2
16th
up
C
1
4
1680
16th
3
2
16th
up
continue
continue
B
3
1680
16th
3
2
16th
up
end
A
3
2520
16th
up
begin
G
1
3
2520
16th
up
end
end
F
4
regular
10080
1
quarter
C
1
4
10080
1
quarter
up
D
1
4
10080
1
quarter
up
30240
F
1
3
10080
2
quarter
down
A
3
20160
2
half
down
regular
30240
G
2
30240
G
1
3
5040
1
eighth
up
begin
B
1
3
5040
1
eighth
sharp
up
2520
1
16th
G
1
3
2520
1
16th
up
end
forward hook
C
1
4
2520
1
16th
up
B
1
3
10080
1
quarter
sharp
up
D
1
4
10080
1
quarter
up
B
1
3
10080
1
quarter
up
E
4
10080
1
quarter
up
30240
D
1
3
5040
2
eighth
down
begin
2520
2
16th
E
3
2520
2
16th
down
end
forward hook
F
1
3
10080
2
quarter
down
G
2
3
10080
2
quarter
double-sharp
down
G
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
C
1
6
1680
16th
3
2
16th
down
A
5
1680
16th
3
2
16th
down
continue
continue
G
1
5
1680
16th
3
2
16th
down
end
E
5
2520
16th
down
begin
D
1
5
2520
16th
down
end
end
C
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
G
1
5
1680
16th
3
2
16th
down
D
1
5
1680
16th
3
2
16th
down
continue
continue
C
1
5
1680
16th
3
2
16th
down
end
A
4
2520
16th
down
begin
G
1
4
2520
16th
down
end
end
F
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
C
1
6
1680
16th
3
2
16th
down
G
1
5
1680
16th
3
2
16th
down
continue
continue
F
1
5
1680
16th
3
2
16th
down
continue
continue
E
5
2520
16th
down
continue
continue
D
1
5
2520
16th
down
end
end
regular
C
1
5
1680
16th
3
2
16th
down
begin
begin
3
16th
2
16th
G
1
5
1680
16th
3
2
16th
down
D
1
5
1680
16th
3
2
16th
down
continue
continue
C
1
5
1680
16th
3
2
16th
down
end
A
4
2520
16th
down
begin
G
1
4
2520
16th
down
end
end
F
1
4
1680
16th
3
2
16th
up
begin
begin
3
16th
2
16th
C
1
5
1680
16th
3
2
16th
up
G
1
4
1680
16th
3
2
16th
up
continue
continue
F
1
4
1680
16th
3
2
16th
up
continue
continue
E
4
2520
16th
up
continue
continue
D
1
4
2520
16th
up
end
end
C
1
4
1680
16th
3
2
16th
up
begin
begin
3
16th
2
16th
G
1
4
1680
16th
3
2
16th
up
D
1
4
1680
16th
3
2
16th
up
continue
continue
C
1
4
1680
16th
3
2
16th
up
continue
continue
B
3
2520
16th
up
continue
continue
A
3
2520
16th
up
end
end
F
4
regular
G
1
3
30240
1
half
up
30240
10080
2
quarter
D
1
3
10080
2
quarter
down
B
1
3
10080
2
quarter
sharp
down
E
3
10080
2
quarter
down
C
1
4
10080
2
quarter
down
regular
20160
1
half
A
4
10080
1
quarter
up
30240
F
1
3
5040
2
eighth
down
begin
B
1
3
5040
2
eighth
sharp
down
D
1
4
5040
2
eighth
down
2520
2
16th
G
1
3
2520
2
16th
down
end
forward hook
E
4
2520
2
16th
down
E
3
10080
2
quarter
down
C
1
4
10080
2
quarter
down
A
3
10080
2
quarter
down
regular
A
4
10080
1
quarter
up
D
1
3
10080
1
quarter
up
B
1
3
10080
1
quarter
sharp
up
E
3
10080
1
quarter
up
C
1
4
10080
1
quarter
up
30240
A
3
30240
2
half
down
F
1
3
5040
eighth
down
begin
G
1
3
5040
eighth
down
B
1
3
5040
eighth
sharp
down
D
1
4
5040
eighth
down
2520
16th
G
1
3
2520
16th
down
end
forward hook
B
1
3
2520
16th
sharp
down
E
4
2520
16th
down
E
3
10080
quarter
down
C
1
4
10080
quarter
down
10080
quarter
light-light
10080
4
F
4
quarter
124
10080
quarter
C
1
3
10080
quarter
down
G
1
3
10080
quarter
down
E
4
10080
quarter
down
10080
quarter
F
1
2
5040
eighth
up
C
1
3
5040
eighth
up
A
3
5040
eighth
up
5040
eighth
regular
C
1
3
5040
eighth
down
G
1
3
5040
eighth
down
E
4
5040
eighth
down
5040
eighth
F
1
2
5040
eighth
up
C
1
3
5040
eighth
up
A
3
5040
eighth
up
5040
eighth
C
1
2
5040
eighth
up
G
1
2
5040
eighth
up
E
3
5040
eighth
up
5040
eighth
regular
10080
1
quarter
G
1
2
20160
1
half
up
30240
20160
2
half
G
1
1
10080
2
quarter
down
regular
G
1
2
5040
1
eighth
up
begin
2520
1
16th
G
1
2
2520
1
16th
up
end
forward hook
G
1
2
20160
1
half
up
30240
20160
2
half
G
1
1
10080
2
quarter
down
C
1
3
10080
quarter
down
G
1
3
10080
quarter
down
E
4
10080
quarter
down
10080
quarter
F
1
2
5040
eighth
up
C
1
3
5040
eighth
up
A
3
5040
eighth
up
5040
eighth
regular
C
1
3
5040
eighth
down
G
1
3
5040
eighth
down
E
4
5040
eighth
down
5040
eighth
F
1
2
5040
eighth
up
C
1
3
5040
eighth
up
A
3
5040
eighth
up
5040
eighth
C
1
2
5040
eighth
up
G
1
2
5040
eighth
up
E
3
5040
eighth
up
5040
eighth
regular
10080
quarter
D
1
2
10080
quarter
up
C
2
2
eighth
double-sharp
up
begin
begin
D
1
2
eighth
up
end
end
E
2
eighth
up
D
1
2
10080
quarter
up
regular
G
1
2
5040
eighth
up
begin
2520
16th
G
1
2
2520
16th
up
end
forward hook
G
1
2
10080
quarter
up
G
1
1
10080
quarter
up
regular
F
1
2
5040
eighth
up
C
1
3
5040
eighth
up
A
3
5040
eighth
up
5040
eighth
B
2
5040
eighth
down
F
1
3
5040
eighth
down
D
0
4
5040
eighth
natural
down
5040
eighth
F
1
2
5040
eighth
up
C
1
3
5040
eighth
up
A
3
5040
eighth
up
5040
eighth
regular
B
2
5040
eighth
down
F
1
3
5040
eighth
down
D
0
4
5040
eighth
natural
down
5040
eighth
F
1
2
5040
eighth
up
C
1
3
5040
eighth
up
A
3
5040
eighth
up
5040
eighth
10080
quarter
regular
10080
1
quarter
C
1
3
20160
1
half
up
30240
10080
2
quarter
F
1
2
10080
2
quarter
down
D
1
2
10080
2
quarter
down
regular
G
1
2
5040
1
eighth
up
begin
2520
1
16th
G
1
2
2520
1
16th
up
end
forward hook
G
1
2
20160
1
half
up
30240
20160
2
half
G
1
1
10080
2
quarter
down
C
1
3
10080
quarter
down
G
1
3
10080
quarter
down
E
4
10080
quarter
down
10080
quarter
F
1
2
5040
eighth
up
C
1
3
5040
eighth
up
A
3
5040
eighth
up
5040
eighth
regular
C
1
3
5040
eighth
down
G
1
3
5040
eighth
down
E
4
5040
eighth
down
5040
eighth
F
1
2
5040
eighth
up
C
1
3
5040
eighth
up
A
3
5040
eighth
up
5040
eighth
C
1
2
5040
eighth
up
G
1
2
5040
eighth
up
E
3
5040
eighth
up
5040
eighth
regular
10080
1
quarter
G
1
2
20160
1
half
up
30240
20160
2
half
G
1
1
10080
2
quarter
down
regular
G
1
2
5040
eighth
up
begin
2520
16th
G
1
2
2520
16th
up
end
forward hook
C
1
2
10080
quarter
up
10080
quarter
regular
10080
1
quarter
G
1
2
20160
1
half
up
30240
20160
2
half
G
1
1
10080
2
quarter
down
regular
G
1
2
5040
eighth
up
begin
2520
16th
G
1
2
2520
16th
up
end
forward hook
C
1
2
10080
quarter
up
10080
quarter
light-light