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

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

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