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

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

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