*SUPPORT*
IN: dax tufa OUT: PURPLE PURPLE PURPLE
IN: dax zup gazzer OUT: YELLOW PURPLE
IN: blicket zup blicket lug OUT: BLUE BLUE BLUE BLUE
IN: wif OUT: RED
IN: gazzer wif tufa OUT: YELLOW RED YELLOW RED YELLOW RED
IN: gazzer wif OUT: YELLOW RED
IN: dax OUT: PURPLE
IN: blicket zup blicket OUT: BLUE BLUE
IN: blicket lug OUT: BLUE BLUE
IN: blicket zup dax OUT: PURPLE BLUE
IN: dax tufa lug OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax zup dax OUT: PURPLE PURPLE
IN: gazzer zup wif lug OUT: RED YELLOW RED YELLOW
IN: gazzer zup blicket OUT: BLUE YELLOW

*QUERY*
IN: wif zup blicket OUT: BLUE RED
IN: dax zup wif tufa OUT: RED PURPLE RED PURPLE RED PURPLE
IN: dax gazzer OUT: PURPLE YELLOW
IN: gazzer OUT: YELLOW
IN: dax gazzer lug OUT: PURPLE YELLOW PURPLE YELLOW
IN: gazzer zup dax OUT: PURPLE YELLOW
IN: dax wif wif zup blicket OUT: PURPLE RED BLUE RED
IN: gazzer zup gazzer lug OUT: YELLOW YELLOW YELLOW YELLOW
IN: gazzer zup gazzer OUT: YELLOW YELLOW
IN: blicket OUT: BLUE

*GRAMMAR*
dax -> PURPLE 
 blicket -> BLUE 
 wif -> RED 
 gazzer -> YELLOW 
 x1 lug -> [x1] [x1] 
 x1 tufa -> [x1] [x1] [x1] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 