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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rd1 win in 1 half-moves
3 Ka1 win in 3 half-moves
4 Ka4 win in 3 half-moves
5 Rb2 win in 3 half-moves
6 Rb6 win in 3 half-moves
7 Rb8 win in 3 half-moves
8 K2b2 win in 5 half-moves
9 K3b2 win in 5 half-moves
10 Kb4 win in 5 half-moves
11 Ra1 win in 5 half-moves
12 Rc1 win in 5 half-moves
13 Re1 win in 5 half-moves
14 Rf1 win in 5 half-moves
15 K2b3 draw
16 K3b3 draw
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves