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

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

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