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

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

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