15x23 puzzle
Time:
9
8
8
8
18
15
9
8
9
2
5
10
3
13
13
1
11
5
1
6 1
6 2
6 3
6 3
6 4
6 3
6 4
6 5
1 4 5
2 5
6 4
6 5
5 4
6 4
6 2
3 2 1
3 2 2
3 2
Opacity:
Original image
You might wish to visit the
archives
, if you want more.