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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Kb1 win in 5 half-moves
3 Kb2 win in 5 half-moves
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Ra1 draw
8 Ra3 draw
9 Ra4 draw
10 Rg5 draw
11 Rh5 draw
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Rf5 loss in 2 half-moves