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

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

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