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| Pentominos home · Puzzle 5x11 · Solution 3991 and related solutions | ||||
| 3991 | | 3107 4 | | Ex:PTWXY|LPTXY |
| 3991 | | 3137 11 | | Ex:NPVW|LNPW |
| 3991 | | 3138 10 | | Ex:PW|LP |
| 3991 | | 3140 8 | | Ex:PW|LP |
| 3991 | | 3301 11 | | Ex:NPVWX|LNPVW |
| 3991 | | 3698 10 | | Ex:NPWX|LNPW |
| 3991 | | 3784 9 | | Ar:NPW |
| 3991 | | 3993 5 | | Ex:NVWX|LNVX |