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

*QUERY*
IN: dax fep OUT: PURPLE PURPLE PURPLE
IN: dax tufa OUT: PURPLE YELLOW
IN: tufa OUT: YELLOW
IN: lug dax blicket blicket OUT: RED PURPLE RED PURPLE RED PURPLE RED PURPLE
IN: tufa lug OUT: YELLOW RED
IN: dax dax fep OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax fep gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: lug tufa blicket blicket OUT: RED YELLOW RED YELLOW RED YELLOW RED YELLOW
IN: tufa gazzer OUT: YELLOW YELLOW
IN: lug tufa gazzer OUT: RED YELLOW RED YELLOW

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