Wumpus world sentences
Let P
i,j
be true if there is a pit in [i, j].
Let B
i,j
be true if there is a breeze in [i, j].
P
1,1
B
1,1
B
2,1
n
"Pits cause breezes in adjacent squares"
B
1,1
(P
1,2
P
2,1
)
B
2,1
(P
1,1
P
2,2
P
3,1
)