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

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

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