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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rg2 win in 1 half-moves
3 Kc4 win in 3 half-moves
4 Kc6 win in 3 half-moves
5 Kd5 win in 3 half-moves
6 Kd6 win in 3 half-moves
7 Ra2 win in 3 half-moves
8 Rb1 win in 3 half-moves
9 Rb3 win in 3 half-moves
10 Rb4 win in 3 half-moves
11 Rb7 win in 3 half-moves
12 Rd2 win in 3 half-moves
13 Rh2 win in 3 half-moves
14 Kb5 win in 5 half-moves
15 Kb6 win in 5 half-moves
16 Rb5 win in 5 half-moves
17 Rc2 win in 5 half-moves
18 Re2 win in 5 half-moves
19 Kd4 win in 7 half-moves
20 Kb4 draw
21 Rb6 loss in 2 half-moves
22 Rf2 loss in 2 half-moves