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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Ra3 draw
3 Rd3 draw
4 Re3 draw
5 Rf3 draw
6 Rg3 draw
7 Rh3 draw
8 Kb5 loss in 2 half-moves
9 Kc3 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Ka3 loss in 1 half-moves
15 Ka4 loss in 1 half-moves
16 Ka5 loss in 1 half-moves