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 Rc3 win in 3 half-moves
3 Rc2 win in 7 half-moves
4 Ka1 draw
5 Ka2 draw
6 Kb2 draw
7 Kbc1 draw
8 Kbc2 draw
9 Kc3 draw
10 Kd1 draw
11 Kd3 draw
12 Kdc1 draw
13 Kdc2 draw
14 Ke1 draw
15 Ke2 draw
16 Ra4 draw
17 Rb4 draw
18 Rc8 draw
19 Rd4 draw
20 Rh4 draw
21 Ke3 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rg4 loss in 2 half-moves