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

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

*GRAMMAR*
fep -> PURPLE 
 zup -> PINK 
 wif -> BLUE 
 lug -> YELLOW 
 u1 kiki u2 -> [u1] [u2] 
 x1 gazzer x2 -> [x2] [x1] 
 x1 tufa -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 