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

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

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