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

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

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