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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kc6 draw
5 Kc8 draw
6 Kd6 draw
7 Kd7 draw
8 Kd8 draw
9 Kg2 draw
10 Ra4 draw
11 Rb3 draw
12 Rb5 draw
13 Rb7 draw
14 Rb8 draw
15 Rd4 draw
16 Re4 draw
17 Rf4 draw
18 Rg4 draw
19 Rh4 draw
20 Kf1 loss in 2 half-moves
21 Kf2 loss in 2 half-moves
22 Kh1 loss in 2 half-moves
23 Kh2 loss in 2 half-moves
24 Kb8 loss in 1 half-moves
25 Rb1 loss in 1 half-moves
26 Rb2 loss in 1 half-moves
27 Rc4 loss in 1 half-moves