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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kb6 draw
3 Kc4 draw
4 Kc6 draw
5 Ra1 draw
6 Rb2 draw
7 Rb5 draw
8 Rb6 draw
9 Rd1 draw
10 Re1 draw
11 Rf1 draw
12 Kb4 loss in 4 half-moves
13 Kb5 loss in 4 half-moves
14 Rc1 loss in 4 half-moves
15 Kd4 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 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