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 Ka5 draw
3 Kb3 draw
4 Kb5 draw
5 Kc3 draw
6 Kc5 draw
7 Rc3 draw
8 Rc5 draw
9 Rc6 draw
10 Rc8 draw
11 Rd4 draw
12 Ka3 loss in 6 half-moves
13 Ka4 loss in 6 half-moves
14 Rc1 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves