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

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

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