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

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

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