Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Ra3 win in 1 half-moves
3 Ra4 win in 1 half-moves
4 Kb6 draw
5 Kb7 loss in 4 half-moves
6 Ka7 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Ra1 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rc5 loss in 2 half-moves
11 Rd5 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rg5 loss in 2 half-moves
15 Rh5 loss in 2 half-moves