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

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

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