*SUPPORT*
IN: dax blicket kiki OUT: RED GREEN
IN: dax lug OUT: RED YELLOW
IN: lug lug OUT: YELLOW YELLOW
IN: lug wif OUT: YELLOW YELLOW YELLOW
IN: kiki blicket dax OUT: GREEN RED
IN: gazzer OUT: PURPLE
IN: dax tufa OUT: RED RED
IN: dax wif OUT: RED RED RED
IN: lug blicket lug OUT: YELLOW YELLOW
IN: dax OUT: RED
IN: gazzer blicket dax OUT: PURPLE RED
IN: lug blicket gazzer tufa OUT: YELLOW PURPLE YELLOW PURPLE
IN: gazzer lug blicket lug OUT: PURPLE YELLOW YELLOW
IN: lug wif tufa OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW

*QUERY*
IN: lug blicket kiki OUT: YELLOW GREEN
IN: gazzer gazzer blicket dax OUT: PURPLE PURPLE RED
IN: kiki kiki dax OUT: GREEN GREEN RED
IN: kiki OUT: GREEN
IN: kiki blicket kiki tufa OUT: GREEN GREEN GREEN GREEN
IN: gazzer blicket lug tufa tufa OUT: PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW
IN: lug gazzer blicket lug tufa OUT: YELLOW PURPLE YELLOW YELLOW PURPLE YELLOW
IN: dax lug tufa OUT: RED YELLOW RED YELLOW
IN: lug blicket dax OUT: YELLOW RED
IN: kiki tufa wif OUT: GREEN GREEN GREEN GREEN GREEN GREEN

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