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

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

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