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

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

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