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

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

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