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 Ka7 draw
4 Kb5 draw
5 Kb6 draw
6 Kb7 draw
7 Rb1 draw
8 Rb2 draw
9 Rb5 draw
10 Rb6 draw
11 Rb7 draw
12 Rc4 draw
13 Rd4 draw
14 Rf4 draw
15 Rg4 draw
16 Rh4 draw
17 Ra4 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Re4 loss in 2 half-moves