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

*QUERY*
IN: zup fep OUT: PURPLE PURPLE
IN: kiki fep tufa OUT: BLUE BLUE BLUE BLUE
IN: zup blicket OUT: PURPLE PURPLE
IN: kiki kiki OUT: BLUE BLUE
IN: kiki blicket OUT: BLUE BLUE
IN: zup OUT: PURPLE
IN: kiki OUT: BLUE
IN: dax fep tufa OUT: YELLOW YELLOW YELLOW YELLOW
IN: dax zup blicket tufa OUT: YELLOW PURPLE PURPLE YELLOW PURPLE PURPLE
IN: dax zup OUT: YELLOW PURPLE

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