*SUPPORT*
IN: tufa lug fep lug fep gazzer OUT: RED RED RED PURPLE
IN: fep lug blicket gazzer OUT: BLUE BLUE RED
IN: tufa tufa OUT: PURPLE PURPLE
IN: dax blicket gazzer OUT: GREEN BLUE BLUE
IN: dax OUT: GREEN
IN: fep blicket zup OUT: RED BLUE RED BLUE RED BLUE RED BLUE
IN: tufa OUT: PURPLE
IN: dax gazzer OUT: GREEN GREEN
IN: tufa blicket gazzer OUT: PURPLE BLUE BLUE
IN: blicket OUT: BLUE
IN: blicket gazzer OUT: BLUE BLUE
IN: blicket lug tufa gazzer OUT: PURPLE PURPLE BLUE
IN: fep OUT: RED
IN: dax gazzer zup OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN

*QUERY*
IN: fep lug blicket tufa blicket OUT: BLUE PURPLE BLUE RED
IN: blicket blicket lug blicket gazzer OUT: BLUE BLUE BLUE BLUE
IN: tufa zup OUT: PURPLE PURPLE PURPLE PURPLE
IN: dax fep gazzer OUT: GREEN RED RED
IN: tufa lug tufa gazzer OUT: PURPLE PURPLE PURPLE
IN: dax fep OUT: GREEN RED
IN: fep lug tufa lug blicket gazzer OUT: BLUE BLUE PURPLE RED
IN: fep zup OUT: RED RED RED RED
IN: dax blicket dax OUT: GREEN BLUE GREEN
IN: fep fep gazzer OUT: RED RED RED

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