*SUPPORT*
IN: lug blicket gazzer OUT: PURPLE RED
IN: wif gazzer OUT: YELLOW PURPLE
IN: wif tufa wif OUT: YELLOW YELLOW
IN: lug OUT: RED
IN: wif tufa wif blicket dax OUT: BLUE YELLOW YELLOW
IN: lug tufa lug blicket dax OUT: BLUE RED RED
IN: lug tufa lug blicket lug OUT: RED RED RED
IN: dax dax tufa dax blicket lug OUT: RED BLUE BLUE BLUE
IN: gazzer dax tufa gazzer OUT: PURPLE BLUE PURPLE
IN: gazzer OUT: PURPLE
IN: gazzer wif OUT: PURPLE YELLOW
IN: gazzer kiki lug OUT: PURPLE PURPLE RED
IN: gazzer tufa dax kiki lug OUT: PURPLE BLUE PURPLE BLUE RED
IN: dax dax tufa lug OUT: BLUE BLUE RED

*QUERY*
IN: dax OUT: BLUE
IN: gazzer tufa wif OUT: PURPLE YELLOW
IN: gazzer wif tufa wif blicket wif OUT: YELLOW PURPLE YELLOW YELLOW
IN: lug tufa wif blicket gazzer OUT: PURPLE RED YELLOW
IN: dax dax OUT: BLUE BLUE
IN: dax tufa wif OUT: BLUE YELLOW
IN: lug tufa lug OUT: RED RED
IN: wif tufa dax OUT: YELLOW BLUE
IN: wif OUT: YELLOW
IN: dax dax kiki gazzer blicket gazzer blicket dax OUT: BLUE PURPLE BLUE BLUE BLUE BLUE PURPLE

*GRAMMAR*
dax -> BLUE 
 gazzer -> PURPLE 
 wif -> YELLOW 
 lug -> RED 
 x1 blicket u1 -> [u1] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 x1 kiki x2 -> [x1] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 