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

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

*GRAMMAR*
fep -> GREEN 
 wif -> BLUE 
 lug -> YELLOW 
 dax -> RED 
 u1 blicket u2 -> [u1] [u2] 
 x1 zup x2 -> [x2] [x2] [x1] 
 x1 gazzer -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 