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

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

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