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

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

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