Celticjim: I have received achievements too. The game reference link takes me to move 56. I didn't check previous moves until now for rule violations. Move 54-55: The 5 moves from h1-g1 then back from g1 to h1 next. Stranger still, other moves were available to the 5 as it was not trapped by its own bombs.
(hide) When moving in a game you can choose which one will show up next by selecting the appropriate option in the list next to the submit button. (pauloaguia) (show all tips)