000091000000000500507000613800020000050809070000010004623000005004000000000180000


*-----------*
|...|.91|...|
|...|...|5..|
|5.7|...|613|
|---+---+---|
|8..|.2.|...|
|.5.|8.9|.7.|
|...|.1.|..4|
|---+---+---|
|623|...|..5|
|..4|...|...|
|...|18.|...|
*-----------*