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

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

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