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 Kb5 draw
3 Kd4 draw
4 Kd5 draw
5 Kd6 draw
6 Rc4 draw
7 Rd4 draw
8 Re5 draw
9 Re6 draw
10 Re7 draw
11 Re8 draw
12 Rg4 draw
13 Rh4 draw
14 Kb6 loss in 4 half-moves
15 Kc6 loss in 4 half-moves
16 Kb4 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Re3 loss in 2 half-moves