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 Ra3 draw
3 Ra4 draw
4 Ra5 draw
5 Rd6 draw
6 Re6 draw
7 Rf6 draw
8 Rg6 draw
9 Ka2 loss in 2 half-moves
10 Kab1 loss in 2 half-moves
11 Kab2 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kcb1 loss in 2 half-moves
14 Kcb2 loss in 2 half-moves
15 Kd1 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves