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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rd5 win in 1 half-moves
3 Rh5 win in 1 half-moves
4 Rc5 draw
5 Re5 draw
6 Ka2 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Kaa4 loss in 2 half-moves
9 Kab3 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kba4 loss in 2 half-moves
12 Kbb3 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Kc5 loss in 1 half-moves