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

EGTB: win in 4 half-moves

# move score
1 Rc4 win in 3 half-moves
2 Rd4 win in 3 half-moves
3 Rf4 win in 3 half-moves
4 Rg4 win in 3 half-moves
5 Rb1 draw
6 Rb2 draw
7 Rb6 draw
8 Re4 draw
9 Rh4 draw
10 Kc7 loss in 2 half-moves
11 Kc8 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kg8 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Kde7 loss in 1 half-moves
22 Kde8 loss in 1 half-moves
23 Kfe7 loss in 1 half-moves
24 Kfe8 loss in 1 half-moves