Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Ra4 draw
6 Rb2 draw
7 Rb3 draw
8 Rb5 draw
9 Rb7 draw
10 Rc4 draw
11 Rf4 loss in 12 half-moves
12 Rg4 loss in 12 half-moves
13 Rd4 loss in 6 half-moves
14 Rb1 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves