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

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

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