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

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

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