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

EGTB: win in 4 half-moves

# move score
1 K5b5 win in 3 half-moves
2 K5b6 win in 3 half-moves
3 K6b5 win in 3 half-moves
4 K6b6 win in 3 half-moves
5 Kb4 win in 3 half-moves
6 Kb7 win in 3 half-moves
7 Rb5 win in 3 half-moves
8 Ra7 win in 7 half-moves
9 Kd4 win in 9 half-moves
10 K5d5 draw
11 K5d6 draw
12 K6d5 draw
13 K6d6 draw
14 Kc4 draw
15 Kc7 draw
16 Kd7 draw
17 Ra1 draw
18 Ra6 draw
19 Ra8 draw
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves