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

EGTB: win in 4 half-moves

# move score
1 Rc3 win in 3 half-moves
2 Ka3 draw
3 Kaa5 draw
4 Kab5 draw
5 Kb3 draw
6 Kb4 draw
7 Kba5 draw
8 Kbb5 draw
9 Kc6 draw
10 Kc7 draw
11 Ra8 draw
12 Rb8 draw
13 Rc1 draw
14 Rc2 draw
15 Rc4 draw
16 Rc5 draw
17 Rf8 draw
18 Ka6 loss in 2 half-moves
19 Ka7 loss in 2 half-moves
20 Kb7 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 Rg8 loss in 2 half-moves
26 Rh8 loss in 2 half-moves
27 Kc5 loss in 1 half-moves