*SUPPORT*
IN: fep wif gazzer OUT: PURPLE PINK
IN: fep fep OUT: PINK PINK
IN: gazzer blicket lug blicket kiki OUT: YELLOW BLUE PURPLE
IN: gazzer blicket gazzer OUT: PURPLE PURPLE
IN: fep blicket fep lug dax kiki OUT: PINK BLUE YELLOW PINK
IN: kiki blicket fep blicket fep kiki OUT: PINK YELLOW PINK YELLOW
IN: kiki lug wif kiki wif fep OUT: YELLOW PINK YELLOW BLUE
IN: kiki fep blicket kiki fep kiki OUT: YELLOW YELLOW PINK YELLOW PINK
IN: kiki dax fep OUT: YELLOW PINK
IN: kiki wif lug OUT: BLUE YELLOW
IN: fep dax gazzer OUT: PINK PURPLE
IN: kiki blicket kiki lug kiki dax gazzer OUT: YELLOW BLUE YELLOW PURPLE YELLOW
IN: gazzer OUT: PURPLE
IN: kiki wif gazzer wif gazzer dax fep OUT: PURPLE PINK PURPLE YELLOW

*QUERY*
IN: lug dax fep OUT: BLUE PINK
IN: fep OUT: PINK
IN: lug OUT: BLUE
IN: gazzer dax fep OUT: PURPLE PINK
IN: kiki blicket fep OUT: PINK YELLOW
IN: fep blicket kiki fep OUT: YELLOW PINK PINK
IN: fep kiki OUT: PINK YELLOW
IN: kiki dax lug OUT: YELLOW BLUE
IN: kiki wif lug dax gazzer OUT: BLUE PURPLE YELLOW
IN: fep fep lug dax fep OUT: PINK PINK BLUE PINK

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