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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 K2b2 draw
3 K3b2 draw
4 Ka1 draw
5 Ka4 draw
6 Kb1 draw
7 Rf3 draw
8 Rg3 draw
9 Rh1 draw
10 Rh2 draw
11 Rh7 draw
12 K2b3 loss in 2 half-moves
13 K3b3 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Rh5 loss in 2 half-moves
20 Rh6 loss in 2 half-moves
21 Rh8 loss in 2 half-moves