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

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

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