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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc7 draw
7 Kd5 draw
8 Kd6 draw
9 Ra4 draw
10 Rb2 draw
11 Rb3 draw
12 Rb6 draw
13 Rb7 draw
14 Rc4 draw
15 Rd4 draw
16 Kd7 loss in 10 half-moves
17 Re4 loss in 6 half-moves
18 Rb5 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves