*SUPPORT*
IN: wif OUT: GREEN
IN: dax blicket wif blicket wif gazzer gazzer zup OUT: BLUE GREEN GREEN PURPLE PURPLE PURPLE
IN: gazzer blicket tufa blicket dax zup OUT: PURPLE YELLOW BLUE BLUE
IN: gazzer dax zup OUT: PURPLE BLUE BLUE
IN: gazzer OUT: PURPLE
IN: gazzer wif OUT: PURPLE GREEN
IN: wif fep OUT: GREEN GREEN GREEN
IN: wif zup OUT: GREEN GREEN
IN: dax tufa OUT: BLUE YELLOW
IN: dax OUT: BLUE
IN: gazzer dax blicket dax zup OUT: PURPLE BLUE BLUE BLUE
IN: dax blicket dax blicket tufa blicket wif fep OUT: BLUE BLUE YELLOW GREEN GREEN GREEN
IN: dax blicket gazzer fep OUT: BLUE PURPLE PURPLE PURPLE
IN: gazzer gazzer OUT: PURPLE PURPLE

*QUERY*
IN: dax gazzer OUT: BLUE PURPLE
IN: dax fep OUT: BLUE BLUE BLUE
IN: wif wif OUT: GREEN GREEN
IN: dax blicket gazzer zup OUT: BLUE PURPLE PURPLE
IN: tufa zup OUT: YELLOW YELLOW
IN: dax zup OUT: BLUE BLUE
IN: gazzer fep OUT: PURPLE PURPLE PURPLE
IN: gazzer zup OUT: PURPLE PURPLE
IN: wif gazzer fep OUT: GREEN PURPLE PURPLE PURPLE
IN: tufa blicket dax gazzer zup OUT: YELLOW BLUE PURPLE PURPLE

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