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

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

*GRAMMAR*
blicket -> YELLOW 
 gazzer -> BLUE 
 kiki -> RED 
 wif -> GREEN 
 x1 lug -> [x1] [x1] 
 x1 dax x2 -> [x2] [x1] 
 x1 tufa -> [x1] [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 