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

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

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