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 Kb6 draw
3 Kb7 draw
4 Kc5 draw
5 Kc7 draw
6 Ra3 draw
7 Rb1 draw
8 Rb2 draw
9 Rb5 draw
10 Rb6 draw
11 Rb8 draw
12 Re3 draw
13 Rg3 draw
14 Rh3 draw
15 Kb5 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves