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

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

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