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 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kb4 draw
7 Ra4 draw
8 Rb4 draw
9 Rc2 draw
10 Rc3 draw
11 Rc5 draw
12 Rc6 draw
13 Rc7 draw
14 Rc8 draw
15 Re4 draw
16 Rg4 draw
17 Rc1 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves