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 Ka7 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Rb3 draw
7 Rc4 draw
8 Re4 draw
9 Ka8 loss in 22 half-moves
10 Ra4 loss in 16 half-moves
11 Rf4 loss in 10 half-moves
12 Rd4 loss in 4 half-moves
13 Rb1 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves