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

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

*GRAMMAR*
blicket -> GREEN 
 zup -> PURPLE 
 dax -> YELLOW 
 kiki -> RED 
 u1 tufa u2 -> [u1] [u2] 
 u1 fep -> [u1] [u1] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 