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

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

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