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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Kc3 draw
3 Kc4 draw
4 Kd3 draw
5 Kd5 draw
6 Ke3 draw
7 Ke4 draw
8 Ke5 draw
9 Ra5 draw
10 Rb5 draw
11 Rc2 draw
12 Rc3 draw
13 Rc4 draw
14 Rc6 draw
15 Rc7 draw
16 Rc8 draw
17 Re5 draw
18 Rf5 draw
19 Rg5 draw
20 Rh5 draw
21 Rd5 loss in 2 half-moves