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

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

*GRAMMAR*
tufa -> GREEN 
 zup -> PURPLE 
 lug -> BLUE 
 kiki -> RED 
 u1 fep -> [u1] [u1] [u1] 
 x1 blicket x2 -> [x2] [x1] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 