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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Rb1 draw
6 Rb2 draw
7 Rb3 draw
8 Rb8 draw
9 Rc4 draw
10 Rd4 draw
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Ra4 loss in 1 half-moves