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

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

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