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 Kc5 draw
3 Kd4 draw
4 Kd6 draw
5 Ke4 draw
6 Ke5 draw
7 Ke6 draw
8 Rc1 draw
9 Rc2 draw
10 Rc3 draw
11 Rc5 draw
12 Rc6 draw
13 Re4 draw
14 Rg4 draw
15 Rh4 draw
16 Kc6 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rd4 loss in 2 half-moves