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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rb1 draw
3 Rb2 draw
4 Rb6 draw
5 Rb7 draw
6 Ka5 loss in 2 half-moves
7 Ka7 loss in 2 half-moves
8 Kab5 loss in 2 half-moves
9 Kb3 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kcb5 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Kd3 loss in 1 half-moves
19 Kd4 loss in 1 half-moves
20 Kd5 loss in 1 half-moves