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

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

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