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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Kb2 draw
3 Kc1 draw
4 Kc2 draw
5 Rb8 draw
6 Rc3 draw
7 Ra8 loss in 14 half-moves
8 Ka2 loss in 10 half-moves
9 Ka1 loss in 4 half-moves
10 Rh8 loss in 4 half-moves
11 Rc1 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 1 half-moves