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

EGTB: win in 4 half-moves

# move score
1 Rc2 win in 3 half-moves
2 Rc1 win in 7 half-moves
3 Rc8 win in 7 half-moves
4 Ka1 draw
5 Ka2 draw
6 Ka3 draw
7 Kb1 draw
8 Kb3 draw
9 Kbc1 draw
10 Kbc2 draw
11 Kc3 draw
12 Kd2 draw
13 Kdc1 draw
14 Kdc2 draw
15 Ke1 draw
16 Ke2 draw
17 Ra7 draw
18 Rb7 draw
19 Rc3 draw
20 Rd7 draw
21 Rh7 draw
22 Rc4 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rc6 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg7 loss in 2 half-moves