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

EGTB: win in 2 half-moves

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