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

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

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