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 Rb1 win in 1 half-moves
3 Rd4 draw
4 Kd5 loss in 2 half-moves
5 Kd6 loss in 2 half-moves
6 Ke6 loss in 2 half-moves
7 Kf5 loss in 2 half-moves
8 Kf6 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Kd4 loss in 1 half-moves
19 Ke4 loss in 1 half-moves
20 Kf4 loss in 1 half-moves
21 Re4 loss in 1 half-moves
22 Rf4 loss in 1 half-moves