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

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

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