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

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

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