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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc7 draw
7 Ra1 draw
8 Rb3 draw
9 Rb5 draw
10 Rb6 draw
11 Rc1 draw
12 Rd1 draw
13 Re1 draw
14 Rf1 draw
15 Kd5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves