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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Kb1 win in 5 half-moves
3 Kb2 win in 5 half-moves
4 Kc3 draw
5 Kcc2 draw
6 Kcd1 draw
7 Kd3 draw
8 Kdc2 draw
9 Kdd1 draw
10 Ke1 draw
11 Ke2 draw
12 Ke3 draw
13 Ra1 draw
14 Ra2 draw
15 Ra4 draw
16 Ra6 draw
17 Rb5 draw
18 Rg5 draw
19 Ra7 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rd5 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Rf5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves