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

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

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