*SUPPORT*
IN: gazzer zup OUT: PURPLE PINK
IN: dax fep zup OUT: PINK GREEN
IN: zup OUT: PINK
IN: gazzer blicket zup OUT: PINK PURPLE
IN: tufa fep zup OUT: PINK YELLOW
IN: dax dax dax blicket zup OUT: GREEN GREEN PINK GREEN
IN: gazzer fep zup OUT: PINK PURPLE
IN: tufa dax blicket gazzer OUT: YELLOW PURPLE GREEN
IN: gazzer gazzer wif OUT: PURPLE PURPLE PURPLE
IN: gazzer wif OUT: PURPLE PURPLE
IN: dax wif OUT: GREEN GREEN
IN: zup wif OUT: PINK PINK
IN: zup fep dax OUT: GREEN PINK
IN: dax blicket dax OUT: GREEN GREEN

*QUERY*
IN: tufa fep tufa OUT: YELLOW YELLOW
IN: gazzer blicket dax OUT: GREEN PURPLE
IN: tufa wif OUT: YELLOW YELLOW
IN: tufa dax blicket dax OUT: YELLOW GREEN GREEN
IN: tufa dax fep tufa OUT: YELLOW YELLOW GREEN
IN: tufa OUT: YELLOW
IN: gazzer OUT: PURPLE
IN: dax OUT: GREEN
IN: tufa zup tufa wif OUT: YELLOW PINK YELLOW YELLOW
IN: dax blicket gazzer OUT: PURPLE GREEN

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