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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kb7 draw
6 Kb8 draw
7 Kc1 draw
8 Kc3 draw
9 Kc7 draw
10 Kd1 draw
11 Kd2 draw
12 Kd3 draw
13 Kd7 draw
14 Kd8 draw
15 Ra4 draw
16 Rb1 draw
17 Rb2 draw
18 Rb3 draw
19 Rb8 draw
20 Rc4 draw
21 Rd4 draw
22 Re4 draw
23 Rb6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves