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 Ka5 draw
4 Kb5 draw
5 Kc4 draw
6 Kc5 draw
7 Re3 draw
8 Re5 draw
9 Re6 draw
10 Re7 draw
11 Re8 draw
12 Rg4 draw
13 Rh4 draw
14 Ka3 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves