20x15 puzzle
Time:
3
2
3
2
3
2
3
2
3
2
6
6
6
6
6
4
1
4
1
4
1
6
4
1
4
1
6
6
4
1
4
1
20
20
20
15
10 1 2
20
Opacity:
Original image
You might wish to visit the
archives
, if you want more.