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

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

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