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

EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 Rd7 win in 3 half-moves
3 Re7 win in 3 half-moves
4 Ra7 draw
5 Rb7 draw
6 Rf7 draw
7 Rg3 draw
8 Rg4 draw
9 Rg5 draw
10 Rg6 draw
11 K1c1 loss in 2 half-moves
12 K1c2 loss in 2 half-moves
13 K1e1 loss in 2 half-moves
14 K1e2 loss in 2 half-moves
15 K2c1 loss in 2 half-moves
16 K2c2 loss in 2 half-moves
17 K2e1 loss in 2 half-moves
18 K2e2 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh7 loss in 2 half-moves