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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Kb1 win in 7 half-moves
3 Kb2 win in 7 half-moves
4 Rb1 win in 7 half-moves
5 Rb4 win in 7 half-moves
6 Rb6 win in 7 half-moves
7 Rb8 win in 7 half-moves
8 Ra7 win in 9 half-moves
9 Kb3 draw
10 Kb4 draw
11 Kb5 draw
12 Kc2 draw
13 Kc3 draw
14 Kc5 draw
15 Kd5 draw
16 Rc7 draw
17 Rd7 draw
18 Rh7 draw
19 Kd1 loss in 2 half-moves
20 Kd2 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Kd4 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg7 loss in 2 half-moves