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

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

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