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

EGTB: win in 4 half-moves

# move score
1 K6b6 win in 3 half-moves
2 K6b7 win in 3 half-moves
3 K7b6 win in 3 half-moves
4 K7b7 win in 3 half-moves
5 K7d6 win in 3 half-moves
6 Kb8 win in 3 half-moves
7 Kd8 win in 3 half-moves
8 Rd7 win in 3 half-moves
9 Rf5 win in 3 half-moves
10 Rf8 win in 3 half-moves
11 K6d6 draw
12 K6d7 draw
13 K7d7 draw
14 Kc5 draw
15 Kc8 draw
16 Kd5 draw
17 Re7 draw
18 Rf3 draw
19 Rf4 draw
20 Rf6 draw
21 Kb5 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves