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 Kaa1 draw
3 Kaa3 draw
4 Kba1 draw
5 Kba3 draw
6 Kbb1 draw
7 Ra5 draw
8 Ra6 draw
9 Ra7 draw
10 Rg8 draw
11 Rh8 draw
12 Kab1 loss in 2 half-moves
13 Kab3 loss in 2 half-moves
14 Kbb3 loss in 2 half-moves
15 Kc1 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves