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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kb7 draw
3 Kc7 draw
4 Kd6 draw
5 Kd7 draw
6 Ra8 draw
7 Rb2 draw
8 Rb4 draw
9 Rb5 draw
10 Rb6 draw
11 Rc8 draw
12 Rd8 draw
13 Rf8 draw
14 Rg8 draw
15 Rh8 draw
16 Kb5 loss in 4 half-moves
17 Kb6 loss in 4 half-moves
18 Kc5 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Re8 loss in 2 half-moves