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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Rb7 win in 3 half-moves
5 Re7 win in 3 half-moves
6 Kd3 win in 5 half-moves
7 Ra4 win in 7 half-moves
8 Ra5 win in 7 half-moves
9 Kc6 win in 9 half-moves
10 Kd6 win in 9 half-moves
11 Kc3 win in 13 half-moves
12 Kdc4 win in 13 half-moves
13 Kcc4 draw
14 Kcd5 draw
15 Kdd5 draw
16 Ke3 draw
17 Ke4 draw
18 Ke5 draw
19 Ra2 draw
20 Ra8 draw
21 Rc7 draw
22 Rd7 draw
23 Rf7 draw
24 Ra1 loss in 2 half-moves
25 Ra3 loss in 2 half-moves
26 Ra6 loss in 2 half-moves
27 Rg7 loss in 2 half-moves
28 Rh7 loss in 2 half-moves