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 Rd5 draw
3 Rd6 draw
4 Rd7 draw
5 K2b2 loss in 2 half-moves
6 K2b3 loss in 2 half-moves
7 K3b2 loss in 2 half-moves
8 K3b3 loss in 2 half-moves
9 Ka1 loss in 2 half-moves
10 Ka4 loss in 2 half-moves
11 Kb1 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Rd8 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