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 Ra1 draw
3 Ra5 draw
4 Rb4 draw
5 Rc4 draw
6 Rd4 draw
7 Rf4 draw
8 Ka6 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kab7 loss in 2 half-moves
11 Kab8 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kcb7 loss in 2 half-moves
15 Kcb8 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves