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

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

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