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 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kd6 draw
8 Kd7 draw
9 Kd8 draw
10 Ra5 draw
11 Rb1 draw
12 Rb2 draw
13 Rb4 draw
14 Rb7 draw
15 Rb8 draw
16 Rd5 draw
17 Re5 draw
18 Rh5 draw
19 Rb6 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rf5 loss in 1 half-moves
22 Rg5 loss in 1 half-moves