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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rb4 draw
3 Rb8 draw
4 Rd5 draw
5 Rg5 draw
6 Rh5 draw
7 Kaa1 loss in 2 half-moves
8 Kaa3 loss in 2 half-moves
9 Kab1 loss in 2 half-moves
10 Kab3 loss in 2 half-moves
11 Kba1 loss in 2 half-moves
12 Kba3 loss in 2 half-moves
13 Kbb1 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 Ra5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rf5 loss in 2 half-moves