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

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

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