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

EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Ra2 win in 5 half-moves
3 Ra4 win in 5 half-moves
4 Rh4 win in 5 half-moves
5 Kc2 draw
6 Kd1 draw
7 Rb1 draw
8 Rb8 draw
9 Rc2 draw
10 Rc4 draw
11 Rd2 draw
12 Rg4 draw
13 Rh2 draw
14 Kb1 loss in 2 half-moves
15 R2b3 loss in 2 half-moves
16 R4b3 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Kd2 loss in 1 half-moves