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

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

*GRAMMAR*
gazzer -> RED 
 kiki -> PINK 
 dax -> BLUE 
 tufa -> YELLOW 
 u1 wif -> [u1] [u1] [u1] 
 x1 blicket -> [x1] [x1] [x1] [x1] 
 x1 fep x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 