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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kb6 draw
6 Kg8 draw
7 Ra2 draw
8 Rb1 draw
9 Rc2 draw
10 Rh2 draw
11 Kb4 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kh7 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Kc4 loss in 1 half-moves
20 Kc5 loss in 1 half-moves
21 Kc6 loss in 1 half-moves