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 Rf4 win in 1 half-moves
3 Kg2 loss in 2 half-moves
4 Kg3 loss in 2 half-moves
5 Kh2 loss in 2 half-moves
6 Kh4 loss in 2 half-moves
7 Ra4 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rc2 loss in 2 half-moves
10 Rc3 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Kg4 loss in 1 half-moves
19 Rg4 loss in 1 half-moves