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

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

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