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

EGTB: win in 10 half-moves

# move score
1 Ra2 win in 9 half-moves
2 Ka7 draw
3 Kb1 draw
4 Kb2 draw
5 Kb7 draw
6 Kc2 draw
7 Kd1 draw
8 Kd2 draw
9 Ra1 draw
10 Ra3 draw
11 Ra4 draw
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Rb5 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
18 Rf5 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rh5 loss in 2 half-moves