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

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

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