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

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

*GRAMMAR*
wif -> PURPLE 
 zup -> BLUE 
 dax -> YELLOW 
 tufa -> GREEN 
 x1 fep -> [x1] [x1] 
 u1 gazzer -> [u1] [u1] 
 x1 blicket x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 