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 Kb7 draw
3 Kc7 draw
4 Kd7 draw
5 Rb7 draw
6 Rb8 draw
7 Rc6 draw
8 Rb5 loss in 10 half-moves
9 Kb8 loss in 6 half-moves
10 Kd8 loss in 4 half-moves
11 Ra6 loss in 4 half-moves
12 Rd6 loss in 4 half-moves
13 Rf6 loss in 4 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rh6 loss in 2 half-moves