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 Kb6 draw
3 Kb7 draw
4 Kc6 draw
5 Kc8 draw
6 Kd6 draw
7 Kd7 draw
8 Rb5 draw
9 Rb7 draw
10 Rb8 draw
11 Rf4 draw
12 Rg4 draw
13 Rh4 draw
14 Kb8 loss in 26 half-moves
15 Kd8 loss in 14 half-moves
16 Ra4 loss in 4 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves