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

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

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