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