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

EGTB: win in 6 half-moves

# move score
1 Rc4 win in 5 half-moves
2 K6c5 draw
3 K6d5 draw
4 Kc4 draw
5 Kc6 draw
6 Kc7 draw
7 Kd7 draw
8 Ke7 draw
9 Ra2 draw
10 Ra6 draw
11 Rb4 draw
12 K4c5 loss in 2 half-moves
13 K4d5 loss in 2 half-moves
14 K4e5 loss in 2 half-moves
15 K6e5 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ke6 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Ra8 loss in 2 half-moves