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

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

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