Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Ra4 draw
3 Rd6 draw
4 Rd7 draw
5 Rd8 draw
6 Re4 draw
7 Rg4 draw
8 Rh4 draw
9 Kb1 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kcd1 loss in 2 half-moves
13 Kcd2 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Ked1 loss in 2 half-moves
16 Ked2 loss in 2 half-moves
17 Kf1 loss in 2 half-moves
18 Kf2 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Rd5 loss in 2 half-moves