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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rb2 draw
3 Rb6 draw
4 Rb7 draw
5 Rb8 draw
6 Rc4 draw
7 Rd4 draw
8 Re4 draw
9 Rf4 draw
10 Rg4 draw
11 Rh4 draw
12 K2d1 loss in 2 half-moves
13 K2f1 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Kf3 loss in 2 half-moves
17 K1d1 loss in 1 half-moves
18 K1d2 loss in 1 half-moves
19 K1f1 loss in 1 half-moves
20 K1f2 loss in 1 half-moves
21 K2d2 loss in 1 half-moves
22 K2f2 loss in 1 half-moves
23 Rb1 loss in 1 half-moves
24 Rb3 loss in 1 half-moves
25 Rb5 loss in 1 half-moves