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

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

*GRAMMAR*
zup -> GREEN 
 blicket -> RED 
 gazzer -> BLUE 
 tufa -> PURPLE 
 x1 wif -> [x1] [x1] 
 u1 lug u2 -> [u1] [u2] [u1] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 