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 draw
3 Rb4 draw
4 Rc4 draw
5 Rd4 draw
6 Re7 draw
7 Re8 draw
8 Rg4 draw
9 Rh4 draw
10 Kf1 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kgh2 loss in 2 half-moves
13 Kgg2 loss in 1 half-moves
14 Khg2 loss in 1 half-moves
15 Khh2 loss in 1 half-moves
16 Re1 loss in 1 half-moves
17 Re2 loss in 1 half-moves
18 Re3 loss in 1 half-moves
19 Re5 loss in 1 half-moves
20 Re6 loss in 1 half-moves