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

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

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