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

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

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