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 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Ra5 draw
8 Rb1 draw
9 Rb2 draw
10 Rb3 draw
11 Rb6 draw
12 Rb7 draw
13 Re5 draw
14 Rg5 draw
15 Rh5 draw
16 Kd6 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Rf5 loss in 2 half-moves