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

EGTB: win in 8 half-moves

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