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

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

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