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 Kb4 draw
3 Kc4 draw
4 Kc6 draw
5 Ra7 draw
6 Rb5 draw
7 Rb8 draw
8 Rd7 draw
9 Kb6 loss in 6 half-moves
10 Rg7 loss in 6 half-moves
11 Kb5 loss in 4 half-moves
12 Rc7 loss in 4 half-moves
13 Kd4 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves