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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rd6 win in 3 half-moves
3 Kc1 draw
4 R1a4 draw
5 R1a5 draw
6 R6a4 draw
7 R6a5 draw
8 Ra7 draw
9 Ra8 draw
10 Rf6 draw
11 Ka2 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 R1a2 loss in 2 half-moves
15 R1a3 loss in 2 half-moves
16 R6a2 loss in 2 half-moves
17 R6a3 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves