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

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

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