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

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

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