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

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

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