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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kb1 draw
5 Kb2 draw
6 Kb3 draw
7 Kg1 draw
8 Kg2 draw
9 Kh2 draw
10 Ra6 draw
11 Ra7 draw
12 Rb8 draw
13 Rc8 draw
14 Rd8 draw
15 Ra3 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves