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 Rd8 draw
3 Rf1 draw
4 K4b4 loss in 2 half-moves
5 K4b5 loss in 2 half-moves
6 K5b4 loss in 2 half-moves
7 K5b5 loss in 2 half-moves
8 Ka3 loss in 2 half-moves
9 Ka6 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves