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

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Rb7 draw
3 Rg5 draw
4 Rh5 draw
5 Kaa3 loss in 2 half-moves
6 Kaa5 loss in 2 half-moves
7 Kab3 loss in 2 half-moves
8 Kba3 loss in 2 half-moves
9 Kba5 loss in 2 half-moves
10 Kbb3 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Rf5 loss in 2 half-moves