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 Kc5 draw
3 Kc7 draw
4 Kd5 draw
5 Kd6 draw
6 Kd7 draw
7 Ra7 draw
8 Rb4 draw
9 Rb5 draw
10 Rb6 draw
11 Rc7 draw
12 Rg7 draw
13 Rh7 draw
14 Kb5 loss in 4 half-moves
15 Kb6 loss in 4 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves