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 Ka4 draw
3 Kb2 draw
4 Kb3 draw
5 Kb4 draw
6 Ra4 draw
7 Re2 draw
8 Re3 draw
9 Ka2 loss in 4 half-moves
10 Re5 loss in 4 half-moves
11 Re6 loss in 4 half-moves
12 Rb4 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Re1 loss in 1 half-moves