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 K6c7 win in 5 half-moves
3 K7c7 win in 5 half-moves
4 Rb8 win in 5 half-moves
5 K6c6 draw
6 K7c6 draw
7 Rc1 draw
8 Rc2 draw
9 Rc3 draw
10 K6a6 loss in 2 half-moves
11 K6a7 loss in 2 half-moves
12 K7a6 loss in 2 half-moves
13 K7a7 loss in 2 half-moves
14 Ka5 loss in 2 half-moves
15 Ka8 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kb8 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rd8 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves