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 Ka5 draw
3 Rb6 draw
4 Rb7 draw
5 Rb8 loss in 22 half-moves
6 Kb7 loss in 20 half-moves
7 Ka7 loss in 18 half-moves
8 Kb6 loss in 12 half-moves
9 Ra5 loss in 12 half-moves
10 Rf5 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 Rc5 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rg5 loss in 1 half-moves
18 Rh5 loss in 1 half-moves