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

EGTB: win in 2 half-moves

# move score
1 Ra6 win in 1 half-moves
2 Kc8 draw
3 Ke8 draw
4 Ra4 draw
5 Ra7 draw
6 Rb1 draw
7 Rc1 draw
8 Rd1 draw
9 Re1 draw
10 Rf1 draw
11 Rg1 draw
12 Kg1 loss in 2 half-moves
13 Kg2 loss in 2 half-moves
14 Kc7 loss in 1 half-moves
15 Kd7 loss in 1 half-moves
16 Ke7 loss in 1 half-moves
17 Kh2 loss in 1 half-moves
18 Ra2 loss in 1 half-moves
19 Ra3 loss in 1 half-moves
20 Ra5 loss in 1 half-moves
21 Ra8 loss in 1 half-moves