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

*QUERY*
IN: fep lug gazzer blicket fep OUT: BLUE BLUE BLUE BLUE BLUE
IN: zup OUT: PURPLE
IN: zup lug blicket wif OUT: GREEN PURPLE PURPLE
IN: wif zup OUT: GREEN PURPLE
IN: wif lug blicket zup OUT: PURPLE GREEN GREEN
IN: zup lug blicket zup OUT: PURPLE PURPLE PURPLE
IN: fep lug OUT: BLUE BLUE
IN: wif lug OUT: GREEN GREEN
IN: fep blicket fep OUT: BLUE BLUE
IN: fep wif lug blicket wif OUT: GREEN BLUE GREEN GREEN

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