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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Re4 win in 1 half-moves
3 Rf4 win in 1 half-moves
4 Rb1 draw
5 Rb3 draw
6 Kd5 loss in 2 half-moves
7 Kd6 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ke5 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Ra4 loss in 1 half-moves