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

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

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