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

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

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