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

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

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