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

EGTB: win in 10 half-moves

# move score
1 Kab6 win in 9 half-moves
2 Ka6 draw
3 Ka8 draw
4 Kab8 draw
5 Rb2 draw
6 Kc6 loss in 2 half-moves
7 Kc8 loss in 2 half-moves
8 Kcb6 loss in 2 half-moves
9 Kcb8 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb8 loss in 2 half-moves