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

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

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