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 Rh4 win in 1 half-moves
3 Ka4 draw
4 Ka6 draw
5 Kb5 draw
6 Kb6 draw
7 Ra4 draw
8 Rb5 draw
9 Rb6 draw
10 Rb7 draw
11 Rb8 draw
12 Rc4 draw
13 Rd4 draw
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves