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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Kd8 win in 3 half-moves
4 Rc8 win in 3 half-moves
5 Kd7 win in 5 half-moves
6 Rd4 win in 5 half-moves
7 Re4 win in 5 half-moves
8 Rf4 win in 5 half-moves
9 Ka7 draw
10 Kd6 draw
11 Ke6 draw
12 Ke8 draw
13 Kf7 draw
14 Kf8 draw
15 Rc5 draw
16 Rc6 draw
17 Rc7 draw
18 Rg4 draw
19 Rh4 draw
20 Kf6 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rc2 loss in 2 half-moves
25 Rc3 loss in 2 half-moves