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

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

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