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

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

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