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 Ka8 draw
5 Kc8 draw
6 Ra4 draw
7 Rd4 draw
8 Re4 draw
9 Ka7 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kf1 loss in 1 half-moves
13 Kf2 loss in 1 half-moves
14 Kg2 loss in 1 half-moves
15 Kh1 loss in 1 half-moves
16 Kh2 loss in 1 half-moves
17 Rb1 loss in 1 half-moves
18 Rb2 loss in 1 half-moves
19 Rb3 loss in 1 half-moves
20 Rb5 loss in 1 half-moves
21 Rb6 loss in 1 half-moves
22 Rb7 loss in 1 half-moves
23 Rc4 loss in 1 half-moves