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

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

*GRAMMAR*
gazzer -> BLUE 
 fep -> PURPLE 
 tufa -> GREEN 
 kiki -> YELLOW 
 u1 lug x1 -> [x1] [u1] 
 u1 blicket x1 -> [x1] [u1] 
 u1 dax u2 -> [u1] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 