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

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

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