*SUPPORT*
IN: gazzer fep zup OUT: YELLOW BLUE PURPLE
IN: fep zup dax wif kiki gazzer OUT: YELLOW BLUE GREEN PURPLE
IN: fep lug OUT: BLUE BLUE BLUE BLUE
IN: zup dax wif lug OUT: GREEN PURPLE GREEN PURPLE GREEN PURPLE GREEN PURPLE
IN: wif dax gazzer OUT: YELLOW GREEN
IN: fep fep OUT: BLUE BLUE
IN: wif OUT: GREEN
IN: wif dax zup OUT: PURPLE GREEN
IN: zup wif OUT: PURPLE GREEN
IN: zup OUT: PURPLE
IN: fep kiki fep OUT: BLUE BLUE
IN: gazzer OUT: YELLOW
IN: zup kiki fep OUT: BLUE PURPLE
IN: wif wif OUT: GREEN GREEN

*QUERY*
IN: zup dax fep OUT: BLUE PURPLE
IN: zup dax gazzer OUT: YELLOW PURPLE
IN: zup kiki zup OUT: PURPLE PURPLE
IN: fep gazzer dax zup OUT: BLUE PURPLE YELLOW
IN: fep kiki gazzer OUT: YELLOW BLUE
IN: zup gazzer lug OUT: PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW
IN: fep OUT: BLUE
IN: zup fep gazzer wif OUT: PURPLE BLUE YELLOW GREEN
IN: gazzer kiki gazzer OUT: YELLOW YELLOW
IN: gazzer lug OUT: YELLOW YELLOW YELLOW YELLOW

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