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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb4 draw
5 Rb7 draw
6 Kb5 loss in 4 half-moves
7 Kb6 loss in 4 half-moves
8 Ra8 loss in 4 half-moves
9 Rc8 loss in 4 half-moves
10 Rf8 loss in 4 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves