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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Rc2 draw
7 Ra2 loss in 10 half-moves
8 Ka8 loss in 6 half-moves
9 Rb1 loss in 6 half-moves
10 Rb3 loss in 6 half-moves
11 Rb4 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rh2 loss in 2 half-moves
18 Re2 loss in 1 half-moves