to go, O6 ?$ R# |# k; m) s
ask turtles [if any? patches with [pcolor = red and not any? turltes-here] ( z G0 e/ E, V( B# _0 d & A& ?+ X- N8 \% Z[move-to one-of patches with [pcolor = red and not any? turtles-here]]' {; u7 F, s6 [
[move-to one-of patches with [pcolor = blue and not any? turtles-here]] ! ~* Q6 u! x( ^! H0 n" p: v/ Oend