to go3 t$ `5 \9 N, a# y5 }
ask turtles [if any? patches with [pcolor = red and not any? turltes-here] 5 U6 d8 j( ~, A$ t) ~0 F7 q/ U( w: j* h
[move-to one-of patches with [pcolor = red and not any? turtles-here]]1 G0 `5 ?% T+ [/ k J( C
[move-to one-of patches with [pcolor = blue and not any? turtles-here]]4 J. G7 ]4 r! O0 F ?/ \, O$ D
end