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

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

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