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 Kb3 draw
3 Kb4 draw
4 Kc2 draw
5 Kd2 draw
6 Kd3 draw
7 Kd4 draw
8 Ra4 draw
9 Rb4 draw
10 Rc5 draw
11 Rc6 draw
12 Rc7 draw
13 Rc8 draw
14 Re4 draw
15 Kb2 loss in 10 half-moves
16 Rd4 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves