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

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

*GRAMMAR*
blicket -> RED 
 zup -> PURPLE 
 dax -> YELLOW 
 kiki -> GREEN 
 x1 tufa x2 -> [x2] [x1] 
 x1 fep u1 -> [u1] [x1] [u1] 
 u1 lug x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 