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 Rc1 draw
3 Rc2 draw
4 Rc3 draw
5 K4g4 loss in 2 half-moves
6 K4g5 loss in 2 half-moves
7 K5g4 loss in 2 half-moves
8 K5g5 loss in 2 half-moves
9 Kg3 loss in 2 half-moves
10 Kg6 loss in 2 half-moves
11 Kh3 loss in 2 half-moves
12 Kh6 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves