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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ka8 draw
3 Kab7 draw
4 Kab8 draw
5 Kc7 draw
6 Kcb7 draw
7 Kcb8 draw
8 Kd8 draw
9 Ra1 draw
10 Re2 draw
11 Ka6 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves