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

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

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