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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ke6 draw
6 Ke7 draw
7 Ke8 draw
8 Kf6 draw
9 Kf8 draw
10 Kg6 draw
11 Kg7 draw
12 Kg8 draw
13 Ra5 draw
14 Rb6 draw
15 Rb7 draw
16 Rb8 draw
17 Rf5 draw
18 Rg5 draw
19 Rh5 draw
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd5 loss in 2 half-moves
25 Re5 loss in 2 half-moves