*SUPPORT*
IN: kiki fep zup OUT: PINK BLUE
IN: zup tufa gazzer fep kiki OUT: GREEN PINK BLUE
IN: zup dax OUT: BLUE BLUE
IN: wif tufa zup tufa gazzer dax OUT: GREEN BLUE PURPLE GREEN BLUE PURPLE
IN: kiki fep wif OUT: PINK PURPLE
IN: zup OUT: BLUE
IN: zup tufa zup OUT: BLUE BLUE
IN: gazzer dax dax OUT: GREEN GREEN GREEN GREEN
IN: gazzer fep gazzer dax OUT: GREEN GREEN GREEN GREEN
IN: wif kiki OUT: PURPLE PINK
IN: wif fep gazzer OUT: PURPLE GREEN
IN: gazzer zup fep gazzer OUT: GREEN BLUE GREEN
IN: kiki dax OUT: PINK PINK
IN: wif OUT: PURPLE

*QUERY*
IN: kiki kiki OUT: PINK PINK
IN: wif tufa wif fep zup OUT: PURPLE BLUE PURPLE
IN: wif zup zup tufa kiki fep zup OUT: PURPLE BLUE PINK BLUE BLUE
IN: kiki OUT: PINK
IN: gazzer fep gazzer OUT: GREEN GREEN
IN: gazzer fep zup dax OUT: GREEN BLUE GREEN BLUE
IN: gazzer tufa kiki OUT: PINK GREEN
IN: zup tufa wif tufa gazzer dax OUT: GREEN PURPLE BLUE GREEN PURPLE BLUE
IN: gazzer OUT: GREEN
IN: gazzer kiki OUT: GREEN PINK

*GRAMMAR*
wif -> PURPLE 
 zup -> BLUE 
 kiki -> PINK 
 gazzer -> GREEN 
 x1 dax -> [x1] [x1] 
 u1 tufa x1 -> [x1] [u1] 
 u1 fep u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 