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 Ka8 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Ra4 draw
7 Rb1 draw
8 Rb3 draw
9 Rb5 draw
10 Rb6 draw
11 Rc4 draw
12 Ka7 loss in 6 half-moves
13 Rd4 loss in 4 half-moves
14 Rb7 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rg4 loss in 1 half-moves