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 Kb4 draw
4 Kb6 draw
5 Kc4 draw
6 Kc5 draw
7 Kc6 draw
8 Ra4 draw
9 Rb4 draw
10 Rc4 draw
11 Re3 draw
12 Re6 draw
13 Re7 draw
14 Re8 draw
15 Ka6 loss in 14 half-moves
16 Ka5 loss in 8 half-moves
17 Rd4 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Re1 loss in 1 half-moves
20 Re2 loss in 1 half-moves
21 Rg4 loss in 1 half-moves
22 Rh4 loss in 1 half-moves