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 Rg4 loss in 4 half-moves
5 Rh4 loss in 4 half-moves
6 Ka4 loss in 2 half-moves
7 Ka6 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Re1 loss in 1 half-moves
16 Re5 loss in 1 half-moves
17 Re6 loss in 1 half-moves
18 Re7 loss in 1 half-moves
19 Re8 loss in 1 half-moves