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 Ra2 draw
3 Ra3 draw
4 Ra4 draw
5 Ra5 draw
6 Rb2 draw
7 Rb3 draw
8 Rb4 draw
9 Rb5 draw
10 Rb6 draw
11 Rd1 draw
12 Rf1 draw
13 Ra7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves