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

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

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