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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Rb1 draw
3 Rc1 draw
4 Rd1 draw
5 Rf1 draw
6 Ka4 loss in 2 half-moves
7 Ka7 loss in 2 half-moves
8 Ka8 loss in 2 half-moves
9 Kaa6 loss in 2 half-moves
10 Kab6 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Kba6 loss in 2 half-moves
15 Kbb6 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rh1 loss in 2 half-moves