*SUPPORT*
IN: fep OUT: PURPLE
IN: kiki wif OUT: GREEN GREEN
IN: tufa lug dax OUT: YELLOW PINK
IN: kiki tufa OUT: GREEN YELLOW
IN: tufa tufa OUT: YELLOW YELLOW
IN: kiki lug fep OUT: GREEN PURPLE
IN: tufa OUT: YELLOW
IN: dax wif OUT: PINK PINK
IN: dax dax wif zup dax OUT: PINK PINK PINK PINK PINK PINK PINK
IN: kiki dax fep tufa lug fep OUT: GREEN PINK PURPLE YELLOW PURPLE
IN: tufa wif OUT: YELLOW YELLOW
IN: dax kiki OUT: PINK GREEN
IN: dax wif zup kiki OUT: PINK PINK PINK PINK GREEN
IN: kiki kiki OUT: GREEN GREEN

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

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