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

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

*GRAMMAR*
dax -> RED 
 kiki -> YELLOW 
 tufa -> PURPLE 
 wif -> GREEN 
 u1 gazzer -> [u1] [u1] 
 x1 zup x2 -> [x2] [x1] [x2] [x1] 
 x1 blicket -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 