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

EGTB: win in 6 half-moves

# move score
1 Ra1 win in 5 half-moves
2 Rc5 draw
3 K2b2 loss in 2 half-moves
4 K2b3 loss in 2 half-moves
5 K3b2 loss in 2 half-moves
6 K3b3 loss in 2 half-moves
7 Ka1 loss in 2 half-moves
8 Ka4 loss in 2 half-moves
9 Kb1 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves