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

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

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