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

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

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