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 Kb5 draw
3 Kb7 draw
4 Kc6 draw
5 Kc7 draw
6 Ra5 draw
7 Rb5 draw
8 Rc6 draw
9 Rc7 draw
10 Rc8 draw
11 Ka5 loss in 4 half-moves
12 Ka6 loss in 4 half-moves
13 Ka7 loss in 4 half-moves
14 Rd5 loss in 4 half-moves
15 Re5 loss in 4 half-moves
16 Rc2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves