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

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

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