*SUPPORT*
IN: tufa zup dax OUT: YELLOW PINK
IN: dax blicket zup dax OUT: PINK RED PINK
IN: dax OUT: PINK
IN: gazzer tufa OUT: GREEN YELLOW
IN: dax gazzer zup dax OUT: PINK GREEN PINK
IN: gazzer gazzer wif wif OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: gazzer dax zup blicket lug dax OUT: PINK GREEN PINK RED GREEN PINK RED
IN: tufa blicket zup blicket OUT: YELLOW RED RED
IN: tufa gazzer zup dax OUT: YELLOW GREEN PINK
IN: blicket zup dax OUT: RED PINK
IN: dax zup blicket OUT: PINK RED
IN: dax wif OUT: PINK PINK
IN: blicket zup blicket OUT: RED RED
IN: tufa lug tufa zup tufa OUT: YELLOW YELLOW YELLOW YELLOW

*QUERY*
IN: dax zup gazzer lug tufa OUT: YELLOW PINK GREEN PINK GREEN
IN: gazzer zup gazzer OUT: GREEN GREEN
IN: gazzer OUT: GREEN
IN: tufa zup gazzer lug tufa OUT: YELLOW YELLOW GREEN YELLOW GREEN
IN: tufa zup blicket OUT: YELLOW RED
IN: tufa zup tufa wif OUT: YELLOW YELLOW YELLOW YELLOW
IN: tufa wif wif OUT: YELLOW YELLOW YELLOW YELLOW
IN: gazzer zup tufa OUT: GREEN YELLOW
IN: blicket OUT: RED
IN: tufa OUT: YELLOW

*GRAMMAR*
blicket -> RED 
 tufa -> YELLOW 
 gazzer -> GREEN 
 dax -> PINK 
 x1 wif -> [x1] [x1] 
 u1 zup u2 -> [u1] [u2] 
 x1 lug x2 -> [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 