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

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

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