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

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

*GRAMMAR*
wif -> PINK 
 gazzer -> YELLOW 
 lug -> BLUE 
 tufa -> RED 
 x1 dax u1 -> [u1] [x1] [u1] 
 x1 fep x2 -> [x1] [x2] 
 x1 zup u1 -> [x1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 