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

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

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