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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc2 draw
5 Rc3 draw
6 Rc7 draw
7 Rc8 draw
8 Ke1 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Ke4 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Kf1 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kg1 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 K2e3 loss in 1 half-moves
23 K2f3 loss in 1 half-moves
24 K2g3 loss in 1 half-moves
25 K4e3 loss in 1 half-moves
26 K4f3 loss in 1 half-moves
27 K4g3 loss in 1 half-moves