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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Kb6 draw
5 Kb8 draw
6 Kc6 draw
7 Kc7 draw
8 Kc8 draw
9 Ra5 draw
10 Rb2 draw
11 Rb6 draw
12 Ka8 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 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 1 half-moves
19 Rg5 loss in 1 half-moves
20 Rh5 loss in 1 half-moves