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

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

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