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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc7 draw
7 Kd8 draw
8 Kf8 draw
9 Ra2 draw
10 Rb1 draw
11 Rb6 draw
12 Rb7 draw
13 Rb8 draw
14 Rc2 draw
15 Rd2 draw
16 Rh2 draw
17 Kcd7 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Ked7 loss in 2 half-moves
22 Kf7 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Re2 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rg2 loss in 2 half-moves