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

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

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