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

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

*GRAMMAR*
wif -> BLUE 
 lug -> YELLOW 
 blicket -> GREEN 
 fep -> PURPLE 
 u1 zup u2 -> [u1] [u1] [u2] 
 x1 kiki x2 -> [x1] [x2] [x1] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 