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

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

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