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

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

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