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

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

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