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 Rc4 win in 1 half-moves
3 Kb5 draw
4 Ra7 draw
5 Rb7 draw
6 Rc5 draw
7 Rc6 draw
8 Ka5 loss in 2 half-moves
9 Ka6 loss in 2 half-moves
10 Ka7 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves
20 Kc5 loss in 1 half-moves
21 Kc6 loss in 1 half-moves