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

EGTB: draw

# move score
1 Ra6 draw
2 Rd8 draw
3 Ka4 loss in 2 half-moves
4 Ka7 loss in 2 half-moves
5 Kaa6 loss in 2 half-moves
6 Kab5 loss in 2 half-moves
7 Kb4 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kba6 loss in 2 half-moves
10 Kbb5 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc8 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