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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kd2 draw
5 Kd6 draw
6 Kd7 draw
7 Kd8 draw
8 Ke1 draw
9 Ke2 draw
10 Ke6 draw
11 Ke8 draw
12 Kf6 draw
13 Kf7 draw
14 Kf8 draw
15 Ra1 draw
16 Ra3 draw
17 Ra4 draw
18 Ra5 draw
19 Ra6 draw
20 Ra8 draw
21 Rc7 draw
22 Rd7 draw
23 Ra2 loss in 2 half-moves