*SUPPORT*
IN: zup blicket kiki blicket lug blicket dax OUT: RED GREEN PURPLE BLUE
IN: lug tufa OUT: GREEN GREEN GREEN GREEN
IN: dax blicket zup OUT: BLUE RED
IN: dax kiki tufa blicket lug OUT: GREEN RED PURPLE PURPLE PURPLE PURPLE
IN: kiki wif OUT: PURPLE PURPLE PURPLE PURPLE
IN: kiki OUT: PURPLE
IN: kiki dax wif OUT: PURPLE RED PURPLE RED PURPLE RED PURPLE RED
IN: zup dax tufa OUT: BLUE RED RED RED RED
IN: zup dax OUT: BLUE RED
IN: zup tufa OUT: BLUE BLUE BLUE BLUE
IN: kiki tufa OUT: PURPLE PURPLE PURPLE PURPLE
IN: kiki lug OUT: PURPLE GREEN
IN: zup OUT: BLUE
IN: lug lug blicket kiki blicket dax OUT: RED PURPLE GREEN GREEN

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

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