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

EGTB: draw

# move score
1 Nc7 draw
2 Ra8 draw
3 Rb7 draw
4 Rc8 draw
5 Rb6 loss in 22 half-moves
6 Rb1 loss in 18 half-moves
7 Rb5 loss in 18 half-moves
8 Nb4 loss in 2 half-moves
9 Nc5 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves