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

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

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