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

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

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