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

EGTB: win in 6 half-moves

# move score
1 Rb1 win in 5 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Ra7 draw
8 Rb2 draw
9 Rb3 draw
10 Rb4 draw
11 Rb8 draw
12 Rc7 draw
13 Rd7 draw
14 Re7 draw
15 Rg7 draw
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rh7 loss in 1 half-moves