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

EGTB: win in 6 half-moves

# move score
1 Ra3 win in 5 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc1 draw
5 Kcd1 draw
6 Kcd2 draw
7 Ke2 draw
8 Ked1 draw
9 Ked2 draw
10 Kf1 draw
11 Kf2 draw
12 Ra1 draw
13 Ra2 draw
14 Ra4 draw
15 Rb8 draw
16 Rc8 draw
17 Rg8 draw
18 Rh8 draw
19 Kb3 loss in 2 half-moves
20 Kc3 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Re8 loss in 2 half-moves
27 Rf8 loss in 2 half-moves