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 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Rb6 win in 1 half-moves
5 Rb8 win in 1 half-moves
6 Rc7 win in 1 half-moves
7 Re7 win in 1 half-moves
8 Rf7 win in 1 half-moves
9 Rg7 win in 1 half-moves
10 Rh7 win in 1 half-moves
11 Ka1 draw
12 Ka3 draw
13 Kb2 draw
14 Ra7 draw
15 Rb2 draw
16 Kb1 loss in 12 half-moves
17 Kb3 loss in 2 half-moves
18 Rb5 loss in 1 half-moves
19 Rd7 loss in 1 half-moves