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

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

*GRAMMAR*
gazzer -> PINK 
 wif -> YELLOW 
 dax -> RED 
 tufa -> PURPLE 
 x1 lug x2 -> [x2] [x1] [x2] 
 u1 zup u2 -> [u2] [u2] [u1] [u1] [u2] 
 u1 fep -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 