*SUPPORT*
IN: tufa fep tufa OUT: PURPLE PURPLE PURPLE PURPLE
IN: tufa wif fep tufa OUT: PURPLE RED RED PURPLE RED
IN: wif fep gazzer blicket wif tufa OUT: RED RED RED PURPLE PINK RED
IN: wif OUT: RED
IN: gazzer dax gazzer OUT: PINK BLUE PINK
IN: gazzer OUT: PINK
IN: tufa wif zup tufa OUT: PURPLE RED PURPLE PURPLE RED
IN: gazzer gazzer gazzer OUT: PINK PINK PINK
IN: gazzer zup gazzer OUT: PINK PINK PINK
IN: dax OUT: BLUE
IN: wif wif OUT: RED RED
IN: dax zup wif OUT: BLUE RED BLUE
IN: gazzer zup dax OUT: PINK BLUE PINK
IN: wif zup tufa OUT: RED PURPLE RED

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

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