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

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

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