*SUPPORT*
IN: zup OUT: GREEN
IN: dax gazzer wif OUT: RED BLUE BLUE
IN: kiki fep dax OUT: RED PINK
IN: gazzer zup OUT: BLUE GREEN
IN: dax kiki lug OUT: RED PINK PINK PINK
IN: kiki OUT: PINK
IN: kiki lug OUT: PINK PINK PINK
IN: kiki dax wif OUT: PINK RED RED
IN: zup fep kiki OUT: PINK GREEN
IN: gazzer lug OUT: BLUE BLUE BLUE
IN: dax gazzer lug OUT: RED BLUE BLUE BLUE
IN: kiki gazzer OUT: PINK BLUE
IN: zup fep gazzer OUT: BLUE GREEN
IN: gazzer wif OUT: BLUE BLUE

*QUERY*
IN: kiki fep gazzer OUT: BLUE PINK
IN: dax kiki wif OUT: RED PINK PINK
IN: zup wif OUT: GREEN GREEN
IN: kiki dax gazzer fep gazzer OUT: PINK RED BLUE BLUE
IN: dax wif OUT: RED RED
IN: gazzer fep zup OUT: GREEN BLUE
IN: zup lug OUT: GREEN GREEN GREEN
IN: kiki wif OUT: PINK PINK
IN: dax OUT: RED
IN: zup dax kiki wif OUT: GREEN RED PINK PINK

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