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

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

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