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

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

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