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

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

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