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

EGTB: win in 2 half-moves

# move score
1 Ka5 win in 1 half-moves
2 Rb1 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rb6 win in 1 half-moves
5 Rb7 win in 1 half-moves
6 Rc3 win in 1 half-moves
7 Rd3 win in 1 half-moves
8 Re3 win in 1 half-moves
9 Rf3 win in 1 half-moves
10 Ra3 draw
11 Rb4 draw
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Ka3 loss in 1 half-moves
15 Rb2 loss in 1 half-moves
16 Rb8 loss in 1 half-moves
17 Rg3 loss in 1 half-moves
18 Rh3 loss in 1 half-moves