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

EGTB: draw

# move score
1 Rb6 draw
2 Kc7 loss in 2 half-moves
3 Kc8 loss in 2 half-moves
4 Kd7 loss in 2 half-moves
5 Ke7 loss in 2 half-moves
6 Ke8 loss in 2 half-moves
7 Rb5 loss in 2 half-moves
8 Rb7 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc4 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Rf4 loss in 2 half-moves
14 Rg4 loss in 2 half-moves
15 Rh4 loss in 2 half-moves
16 Ra4 loss in 1 half-moves
17 Rb1 loss in 1 half-moves
18 Rb2 loss in 1 half-moves
19 Rb3 loss in 1 half-moves