*SUPPORT*
IN: fep OUT: PINK
IN: fep gazzer OUT: PINK PINK
IN: lug dax tufa OUT: GREEN RED RED
IN: fep wif tufa OUT: PINK BLUE BLUE
IN: fep tufa blicket fep tufa OUT: PINK PINK PINK PINK
IN: dax OUT: RED
IN: wif tufa blicket dax wif blicket dax gazzer OUT: BLUE BLUE RED BLUE RED RED
IN: wif blicket lug gazzer OUT: BLUE GREEN GREEN
IN: dax gazzer OUT: RED RED
IN: lug OUT: GREEN
IN: wif gazzer OUT: BLUE BLUE
IN: fep tufa OUT: PINK PINK
IN: dax gazzer blicket lug gazzer OUT: RED RED GREEN GREEN
IN: wif OUT: BLUE

*QUERY*
IN: lug tufa blicket dax tufa OUT: GREEN GREEN RED RED
IN: lug lug tufa OUT: GREEN GREEN GREEN
IN: wif tufa OUT: BLUE BLUE
IN: dax fep gazzer OUT: RED PINK PINK
IN: lug tufa OUT: GREEN GREEN
IN: dax lug blicket fep tufa blicket fep tufa OUT: RED GREEN PINK PINK PINK PINK
IN: lug gazzer OUT: GREEN GREEN
IN: dax tufa OUT: RED RED
IN: wif fep gazzer blicket dax OUT: BLUE PINK PINK RED
IN: wif blicket fep blicket dax fep tufa OUT: BLUE PINK RED PINK PINK

*GRAMMAR*
dax -> RED 
 lug -> GREEN 
 fep -> PINK 
 wif -> BLUE 
 u1 gazzer -> [u1] [u1] 
 u1 tufa -> [u1] [u1] 
 x1 blicket x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 