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

EGTB: win in 4 half-moves

# move score
1 Kb8 win in 3 half-moves
2 Ka6 draw
3 Ka8 draw
4 Ra1 draw
5 Ra2 draw
6 Ra3 draw
7 Ra4 draw
8 Rf5 draw
9 Rg5 draw
10 Rh5 draw
11 Rb5 loss in 4 half-moves
12 Kb6 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Re5 loss in 2 half-moves