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

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

*GRAMMAR*
kiki -> RED 
 zup -> GREEN 
 tufa -> PURPLE 
 gazzer -> PINK 
 x1 fep x2 -> [x1] [x2] 
 u1 wif -> [u1] [u1] 
 u1 lug u2 -> [u1] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 