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

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

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