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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kc3 win in 3 half-moves
3 Kab3 draw
4 Kbb3 draw
5 Rf3 draw
6 Rg3 draw
7 Rh3 draw
8 Kaa1 loss in 2 half-moves
9 Kab1 loss in 2 half-moves
10 Kba1 loss in 2 half-moves
11 Kbb1 loss in 2 half-moves
12 Kc1 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re3 loss in 2 half-moves