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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ra4 loss in 2 half-moves
3 Rb4 loss in 2 half-moves
4 Rc5 loss in 2 half-moves
5 Rc6 loss in 2 half-moves
6 Rc7 loss in 2 half-moves
7 Rc8 loss in 2 half-moves
8 Rg4 loss in 2 half-moves
9 Rh4 loss in 2 half-moves
10 Ke7 loss in 1 half-moves
11 Ke8 loss in 1 half-moves
12 Kf7 loss in 1 half-moves
13 Kg7 loss in 1 half-moves
14 Kg8 loss in 1 half-moves
15 Rc1 loss in 1 half-moves
16 Rc2 loss in 1 half-moves
17 Rc3 loss in 1 half-moves
18 Rd4 loss in 1 half-moves
19 Re4 loss in 1 half-moves