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

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

*GRAMMAR*
lug -> PURPLE 
 gazzer -> GREEN 
 kiki -> RED 
 wif -> YELLOW 
 x1 blicket u1 -> [u1] [x1] [u1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 dax u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 