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

EGTB: win in 2 half-moves

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