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

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

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