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 Kaa6 draw
3 Kaa8 draw
4 Kab8 draw
5 Kba6 draw
6 Kba8 draw
7 Kbb8 draw
8 Kc7 draw
9 Kc8 draw
10 Ra2 draw
11 Rb1 draw
12 Rf1 draw
13 Kab6 loss in 2 half-moves
14 Kbb6 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rh1 loss in 2 half-moves