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 Rg4 win in 1 half-moves
3 Rh4 win in 1 half-moves
4 Kb3 draw
5 Rc4 draw
6 Rd4 draw
7 Re4 draw
8 Ka2 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Kf1 loss in 1 half-moves
12 Kf2 loss in 1 half-moves
13 Kg2 loss in 1 half-moves
14 Kh1 loss in 1 half-moves
15 Kh2 loss in 1 half-moves
16 Ra5 loss in 1 half-moves
17 Ra6 loss in 1 half-moves
18 Ra7 loss in 1 half-moves
19 Ra8 loss in 1 half-moves
20 Rb4 loss in 1 half-moves