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

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

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