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

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

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