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

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

*GRAMMAR*
zup -> YELLOW 
 tufa -> PINK 
 kiki -> PURPLE 
 lug -> RED 
 x1 wif x2 -> [x2] [x1] 
 u1 fep u2 -> [u1] [u1] [u2] 
 u1 dax -> [u1] [u1] [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 