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

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

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