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

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

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