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 Kb6 draw
3 Kb7 draw
4 Kc7 draw
5 Kd6 draw
6 Kd7 draw
7 Ra3 draw
8 Rc3 draw
9 Rd3 draw
10 Re3 draw
11 Rf3 draw
12 Rg1 draw
13 Rg4 draw
14 Rg5 draw
15 Rg6 draw
16 Rg7 draw
17 Rg8 draw
18 Kb5 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh3 loss in 2 half-moves