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

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

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