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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Ra4 draw
3 Rb1 loss in 4 half-moves
4 Ka6 loss in 2 half-moves
5 Kb5 loss in 2 half-moves
6 Kb6 loss in 2 half-moves
7 Ra2 loss in 2 half-moves
8 Ra3 loss in 2 half-moves
9 Rc1 loss in 2 half-moves
10 Rd1 loss in 2 half-moves
11 Re1 loss in 2 half-moves
12 Rf1 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Ka4 loss in 1 half-moves