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

EGTB: win in 2 half-moves

# move score
1 Rc6 win in 1 half-moves
2 Kc7 loss in 2 half-moves
3 Kc8 loss in 2 half-moves
4 Kd7 loss in 2 half-moves
5 Ke7 loss in 2 half-moves
6 Ke8 loss in 2 half-moves
7 Rb4 loss in 2 half-moves
8 Rc3 loss in 2 half-moves
9 Rc5 loss in 2 half-moves
10 Rc7 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Ra4 loss in 1 half-moves
18 Rc1 loss in 1 half-moves
19 Rc2 loss in 1 half-moves