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 Kb3 draw
3 Kb4 draw
4 Kc5 draw
5 Kd3 draw
6 Kd4 draw
7 Kd5 draw
8 Ra2 draw
9 Ra3 draw
10 Ra4 draw
11 Ra5 draw
12 Rb1 draw
13 Kb5 loss in 16 half-moves
14 Kc3 loss in 6 half-moves
15 Rc1 loss in 4 half-moves
16 Ra7 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rf1 loss in 1 half-moves