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

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

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