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 Kc2 draw
3 Kc3 draw
4 Kd2 draw
5 Kd4 draw
6 Ke2 draw
7 Ra4 draw
8 Rb4 draw
9 Rc1 draw
10 Rc2 draw
11 Rc3 draw
12 Rc5 draw
13 Rc6 draw
14 Rc7 draw
15 Rc8 draw
16 Re4 draw
17 Rg4 draw
18 Rh4 draw
19 Ke3 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves