*SUPPORT*
IN: tufa tufa OUT: PURPLE PURPLE
IN: zup tufa tufa lug tufa dax zup OUT: PINK PURPLE PURPLE PURPLE PURPLE PURPLE PINK
IN: tufa gazzer lug wif OUT: PURPLE RED YELLOW RED YELLOW
IN: zup lug wif OUT: RED PINK RED PINK
IN: tufa OUT: PURPLE
IN: tufa lug wif OUT: RED PURPLE RED PURPLE
IN: zup dax zup OUT: PINK PINK
IN: gazzer zup lug gazzer dax gazzer OUT: YELLOW YELLOW PINK YELLOW PINK YELLOW
IN: tufa lug zup OUT: PINK PURPLE PINK PURPLE
IN: wif lug tufa OUT: PURPLE RED PURPLE RED
IN: wif lug wif OUT: RED RED RED RED
IN: zup dax wif dax tufa OUT: PINK RED PURPLE
IN: zup lug gazzer OUT: YELLOW PINK YELLOW PINK
IN: gazzer OUT: YELLOW

*QUERY*
IN: gazzer lug tufa dax gazzer OUT: PURPLE YELLOW PURPLE YELLOW YELLOW
IN: zup OUT: PINK
IN: gazzer lug zup dax gazzer OUT: PINK YELLOW PINK YELLOW YELLOW
IN: wif OUT: RED
IN: wif lug gazzer OUT: YELLOW RED YELLOW RED
IN: wif lug zup OUT: PINK RED PINK RED
IN: wif dax zup OUT: RED PINK
IN: zup zup OUT: PINK PINK
IN: tufa wif fep wif wif dax wif OUT: PURPLE RED RED RED RED RED RED
IN: wif gazzer dax wif OUT: RED YELLOW RED

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