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

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

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