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 Kb8 draw
3 Kc6 draw
4 Kcc7 draw
5 Kcd8 draw
6 Kd6 draw
7 Kdc7 draw
8 Kdd8 draw
9 Ke6 draw
10 Ke7 draw
11 Ke8 draw
12 Ra7 draw
13 Rb5 draw
14 Rb6 draw
15 Rb8 draw
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc7 loss in 2 half-moves