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

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

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