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

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

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