*SUPPORT*
IN: wif gazzer fep kiki lug wif OUT: YELLOW PINK PURPLE YELLOW
IN: gazzer fep gazzer OUT: PINK PINK
IN: wif OUT: YELLOW
IN: tufa kiki fep tufa lug kiki fep gazzer OUT: GREEN PURPLE GREEN PURPLE PINK
IN: wif kiki fep tufa blicket kiki fep tufa OUT: PURPLE GREEN YELLOW PURPLE GREEN
IN: kiki kiki gazzer fep wif OUT: PURPLE PURPLE PINK YELLOW
IN: tufa OUT: GREEN
IN: gazzer OUT: PINK
IN: gazzer fep wif OUT: PINK YELLOW
IN: kiki OUT: PURPLE
IN: wif blicket kiki tufa fep tufa OUT: PURPLE GREEN GREEN YELLOW
IN: wif fep gazzer OUT: YELLOW PINK
IN: wif fep wif OUT: YELLOW YELLOW
IN: kiki fep gazzer OUT: PURPLE PINK

*QUERY*
IN: tufa fep tufa lug gazzer fep tufa OUT: GREEN GREEN PINK GREEN
IN: tufa fep gazzer OUT: GREEN PINK
IN: tufa gazzer fep wif OUT: GREEN PINK YELLOW
IN: wif fep kiki OUT: YELLOW PURPLE
IN: kiki fep kiki OUT: PURPLE PURPLE
IN: gazzer fep tufa lug gazzer OUT: PINK GREEN PINK
IN: gazzer fep kiki OUT: PINK PURPLE
IN: gazzer wif fep gazzer lug kiki OUT: PINK YELLOW PINK PURPLE
IN: kiki fep wif OUT: PURPLE YELLOW
IN: tufa fep wif OUT: GREEN YELLOW

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