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

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

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