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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Ka3 draw
3 Kba5 draw
4 Kbb4 draw
5 Kc4 draw
6 Ra2 draw
7 Rb1 draw
8 Rd1 draw
9 Ka6 loss in 2 half-moves
10 Kaa5 loss in 2 half-moves
11 Kab4 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves