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

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

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