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

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

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