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

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

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