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

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

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