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

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

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