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

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

*GRAMMAR*
dax -> RED 
 wif -> GREEN 
 zup -> YELLOW 
 blicket -> BLUE 
 x1 kiki u1 -> [x1] [u1] 
 u1 fep -> [u1] [u1] 
 u1 lug u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 