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

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

*GRAMMAR*
fep -> YELLOW 
 wif -> BLUE 
 lug -> PURPLE 
 blicket -> GREEN 
 x1 zup u1 -> [u1] [x1] 
 x1 kiki u1 -> [u1] [x1] [u1] [x1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 