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

EGTB: win in 16 half-moves

# move score
1 Rb1 win in 15 half-moves
2 Kc4 draw
3 Kd1 draw
4 Kd2 draw
5 Ke2 draw
6 Ke4 draw
7 Kf1 draw
8 Kf2 draw
9 Ra4 draw
10 Rb8 draw
11 Rc4 draw
12 Kc3 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves