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

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

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