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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kc6 win in 5 half-moves
3 Rb7 win in 5 half-moves
4 Kb6 win in 9 half-moves
5 K5b5 win in 11 half-moves
6 Rb1 win in 13 half-moves
7 Rb8 win in 13 half-moves
8 Ra4 draw
9 Rb5 draw
10 Rb6 draw
11 K4b5 loss in 2 half-moves
12 K4d4 loss in 2 half-moves
13 K4d5 loss in 2 half-moves
14 K5d4 loss in 2 half-moves
15 K5d5 loss in 2 half-moves
16 Kb3 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Rb3 loss in 2 half-moves