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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kb7 draw
3 Kc7 draw
4 Ra1 draw
5 Rb2 draw
6 Rb3 draw
7 Rb4 draw
8 Re1 draw
9 Rf1 draw
10 Rg1 draw
11 Kb8 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves