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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Ka6 draw
3 Ka8 draw
4 R1a2 draw
5 R3a2 draw
6 Ra6 draw
7 Rc3 draw
8 Rd3 draw
9 Re3 draw
10 Kb6 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh3 loss in 2 half-moves