netlogo - Is the placement of set patch-size within my code correct and is set the right command to use? -

On the compilation I get an error message saying that the size of the patch is 10 before the wrong commander, instead the commander's Should use and why?

  Globals [road?] Clear to setup - all ask patch [set pcolor green] to go to the end if the mouse down? [EDITI = "Road" [Set, Pokulara gray set patch-size 10] and  

< P> set-patch-size , with hyphen after set . / P>