*SUPPORT*
IN: tufa OUT: PURPLE
IN: wif blicket wif OUT: GREEN GREEN
IN: tufa tufa gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: wif zup fep OUT: GREEN RED RED RED
IN: tufa dax OUT: PURPLE BLUE
IN: dax OUT: BLUE
IN: zup wif fep OUT: RED GREEN GREEN GREEN
IN: wif blicket zup OUT: GREEN RED
IN: wif wif tufa OUT: GREEN GREEN PURPLE
IN: tufa blicket dax OUT: PURPLE BLUE
IN: wif fep OUT: GREEN GREEN GREEN
IN: dax zup gazzer OUT: BLUE RED RED RED
IN: tufa gazzer OUT: PURPLE PURPLE PURPLE
IN: tufa wif OUT: PURPLE GREEN

*QUERY*
IN: zup fep OUT: RED RED RED
IN: zup OUT: RED
IN: wif tufa dax blicket wif OUT: GREEN PURPLE BLUE GREEN
IN: wif wif blicket wif OUT: GREEN GREEN GREEN
IN: zup tufa OUT: RED PURPLE
IN: zup gazzer OUT: RED RED RED
IN: dax gazzer OUT: BLUE BLUE BLUE
IN: wif OUT: GREEN
IN: dax dax blicket dax OUT: BLUE BLUE BLUE
IN: wif gazzer OUT: GREEN GREEN GREEN

*GRAMMAR*
zup -> RED 
 wif -> GREEN 
 tufa -> PURPLE 
 dax -> BLUE 
 u1 gazzer -> [u1] [u1] [u1] 
 u1 blicket u2 -> [u1] [u2] 
 u1 fep -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 