*SUPPORT*
IN: zup lug kiki OUT: GREEN PURPLE
IN: gazzer gazzer lug gazzer zup lug gazzer OUT: YELLOW YELLOW YELLOW PURPLE YELLOW
IN: gazzer OUT: YELLOW
IN: kiki gazzer tufa zup OUT: GREEN PURPLE YELLOW
IN: zup tufa blicket OUT: BLUE PURPLE
IN: kiki tufa kiki OUT: GREEN GREEN
IN: kiki blicket lug kiki zup wif OUT: GREEN GREEN PURPLE PURPLE BLUE
IN: zup wif OUT: PURPLE PURPLE
IN: blicket lug zup wif OUT: PURPLE PURPLE BLUE
IN: gazzer wif OUT: YELLOW YELLOW
IN: blicket wif OUT: BLUE BLUE
IN: zup lug kiki wif OUT: GREEN GREEN PURPLE
IN: kiki wif OUT: GREEN GREEN
IN: zup tufa gazzer OUT: YELLOW PURPLE

*QUERY*
IN: blicket tufa kiki OUT: GREEN BLUE
IN: blicket lug blicket lug gazzer tufa zup OUT: PURPLE YELLOW BLUE BLUE
IN: gazzer lug gazzer gazzer OUT: YELLOW YELLOW YELLOW
IN: kiki lug zup wif OUT: PURPLE PURPLE GREEN
IN: blicket tufa gazzer OUT: YELLOW BLUE
IN: kiki OUT: GREEN
IN: kiki tufa zup OUT: PURPLE GREEN
IN: blicket tufa blicket OUT: BLUE BLUE
IN: blicket lug blicket lug zup tufa gazzer OUT: YELLOW PURPLE BLUE BLUE
IN: blicket blicket OUT: BLUE BLUE

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