*-----------*
|92.|...|.4.|
|...|3.2|..6|
|..3|..5|21.|
|---+---+---|
|...|...|75.|
|...|291|...|
|.34|...|...|
|---+---+---|
|.65|7..|1..|
|3..|1.8|...|
|.7.|...|.95|
*-----------*