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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kc1 draw
3 Ke1 draw
4 Kg7 draw
5 Ra8 draw
6 Rb1 draw
7 Rb3 draw
8 Rb5 draw
9 Rb6 draw
10 Rb7 draw
11 Rc8 draw
12 Rd8 draw
13 Re8 draw
14 Rf8 draw
15 Kf7 loss in 2 half-moves
16 Kf8 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Kh8 loss in 2 half-moves
19 Kc2 loss in 1 half-moves
20 Kd2 loss in 1 half-moves
21 Ke2 loss in 1 half-moves
22 Rb4 loss in 1 half-moves