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

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

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