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 Ka1 win in 7 half-moves
4 Ka3 win in 7 half-moves
5 Kb1 win in 7 half-moves
6 Kb3 win in 7 half-moves
7 Kd1 win in 7 half-moves
8 Kd3 win in 7 half-moves
9 Rb5 win in 7 half-moves
10 Rc2 win in 7 half-moves
11 Rc4 win in 7 half-moves
12 Kb2 draw
13 Kc1 draw
14 Kc2 draw
15 Kc3 draw
16 Ke1 draw
17 Ke2 draw
18 Ke3 draw
19 Ra5 draw
20 Rc6 draw
21 Rd5 draw
22 Rh5 draw
23 Rc7 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rg5 loss in 2 half-moves