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 Kc7 draw
4 Kcd7 draw
5 Kcd8 draw
6 Kd6 draw
7 Ke6 draw
8 Ke8 draw
9 Ked7 draw
10 Ked8 draw
11 Kf6 draw
12 Kf7 draw
13 Kf8 draw
14 Ra7 draw
15 Rb5 draw
16 Rb6 draw
17 Rb8 draw
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rd7 loss in 2 half-moves