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

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

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