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

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

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