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

EGTB: win in 2 half-moves

# move score
1 Rh1 win in 1 half-moves
2 Ka2 draw
3 Ka3 draw
4 Kb3 draw
5 Ra6 draw
6 Ra7 draw
7 Ra8 draw
8 Rb1 draw
9 Rc1 draw
10 Kb1 loss in 6 half-moves
11 Kc1 loss in 4 half-moves
12 Ra2 loss in 4 half-moves
13 Kc2 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra5 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