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 Ka6 draw
3 Kaa7 draw
4 Kab8 draw
5 Kb6 draw
6 Kba7 draw
7 Kbb8 draw
8 Kc6 draw
9 Kc7 draw
10 Kc8 draw
11 Ra4 draw
12 Ra5 draw
13 Ra7 draw
14 Rg3 draw
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves