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

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

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