to go7 Y2 X3 Q" B$ W: W! l4 b
ask turtles [if any? patches with [pcolor = red and not any? turltes-here] - }- h) p. t+ R8 s" G : Q, m) u5 {* N! { K[move-to one-of patches with [pcolor = red and not any? turtles-here]] 8 r6 |8 n. M' P9 q- q! ?# W[move-to one-of patches with [pcolor = blue and not any? turtles-here]] $ t& T* P' Z- Q& r9 A: x- p# ?7 M3 ?end