*SUPPORT*
IN: lug blicket lug blicket lug fep OUT: RED RED RED RED
IN: kiki tufa blicket kiki lug tufa OUT: GREEN GREEN RED PURPLE PURPLE
IN: lug zup kiki fep dax zup OUT: YELLOW RED YELLOW GREEN GREEN
IN: zup zup fep OUT: YELLOW YELLOW YELLOW
IN: zup blicket lug OUT: RED YELLOW
IN: zup blicket lug tufa fep OUT: RED PURPLE PURPLE YELLOW
IN: lug kiki OUT: RED GREEN
IN: lug dax zup OUT: YELLOW RED
IN: tufa OUT: PURPLE
IN: zup kiki tufa fep dax zup OUT: YELLOW YELLOW GREEN PURPLE PURPLE
IN: tufa blicket lug kiki blicket kiki OUT: RED GREEN GREEN PURPLE
IN: tufa blicket tufa fep dax lug OUT: RED PURPLE PURPLE PURPLE
IN: kiki blicket zup blicket lug fep OUT: RED RED YELLOW GREEN
IN: lug zup OUT: RED YELLOW

*QUERY*
IN: kiki OUT: GREEN
IN: zup fep OUT: YELLOW YELLOW
IN: zup OUT: YELLOW
IN: kiki fep OUT: GREEN GREEN
IN: tufa blicket tufa zup OUT: PURPLE YELLOW PURPLE
IN: tufa fep dax kiki dax zup OUT: YELLOW GREEN PURPLE PURPLE
IN: lug OUT: RED
IN: tufa fep OUT: PURPLE PURPLE
IN: tufa kiki fep OUT: PURPLE GREEN GREEN
IN: lug fep OUT: RED RED

*GRAMMAR*
tufa -> PURPLE 
 kiki -> GREEN 
 lug -> RED 
 zup -> YELLOW 
 u1 blicket x1 -> [x1] [u1] 
 x1 dax u1 -> [u1] [x1] 
 u1 fep -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 