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

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

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