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 Ka4 draw
3 Ka6 draw
4 Kd3 draw
5 Kd4 draw
6 Ke3 draw
7 Kf3 draw
8 Kf4 draw
9 Ra4 draw
10 Rb2 draw
11 Rb3 draw
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves