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

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

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