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

EGTB: win in 10 half-moves

# move score
1 Kb3 win in 9 half-moves
2 Ra2 draw
3 Rb6 draw
4 Rb7 draw
5 Rb8 draw
6 Kb1 loss in 2 half-moves
7 Kc1 loss in 2 half-moves
8 Kc3 loss in 2 half-moves
9 Kcd1 loss in 2 half-moves
10 Kcd2 loss in 2 half-moves
11 Kcd3 loss in 2 half-moves
12 Ke1 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Ked1 loss in 2 half-moves
15 Ked2 loss in 2 half-moves
16 Ked3 loss in 2 half-moves
17 Kf1 loss in 2 half-moves
18 Kf2 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb5 loss in 2 half-moves