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 Rb4 draw
8 Rb5 draw
9 Rb6 draw
10 Rc7 draw
11 Rd7 draw
12 Re7 draw
13 Rf7 draw
14 Rg7 draw
15 Rh7 draw
16 Kb2 loss in 2 half-moves
17 Kc2 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Rb8 loss in 2 half-moves