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

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

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