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

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

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