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

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

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