*SUPPORT*
IN: kiki lug fep kiki OUT: YELLOW BLUE YELLOW YELLOW
IN: gazzer fep lug tufa lug fep lug OUT: PINK BLUE BLUE BLUE BLUE BLUE
IN: kiki kiki fep gazzer OUT: YELLOW YELLOW PINK PINK
IN: kiki fep gazzer OUT: YELLOW PINK PINK
IN: wif fep wif zup wif zup gazzer OUT: PINK RED RED RED RED
IN: wif wif tufa lug fep kiki OUT: RED RED BLUE YELLOW YELLOW
IN: wif fep gazzer OUT: RED PINK PINK
IN: wif fep kiki tufa gazzer tufa gazzer OUT: RED YELLOW YELLOW PINK PINK
IN: kiki fep lug OUT: YELLOW BLUE BLUE
IN: wif OUT: RED
IN: lug tufa gazzer fep gazzer OUT: BLUE PINK PINK PINK
IN: wif tufa wif fep kiki zup kiki OUT: YELLOW RED RED YELLOW YELLOW
IN: gazzer kiki fep kiki tufa lug OUT: PINK YELLOW YELLOW YELLOW BLUE
IN: gazzer wif fep wif OUT: PINK RED RED RED

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

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