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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kd2 draw
5 Ke1 draw
6 Ke2 draw
7 Kf7 draw
8 Kf8 draw
9 Kg7 draw
10 Kh7 draw
11 Kh8 draw
12 Ra8 draw
13 Rc1 draw
14 Rc4 draw
15 Rc5 draw
16 Rc6 draw
17 Rc7 draw
18 Rd8 draw
19 Re8 draw
20 Rf8 draw
21 Rc2 loss in 2 half-moves
22 Rc3 loss in 2 half-moves