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

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

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