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

*QUERY*
IN: wif wif fep fep OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: wif zup wif fep OUT: PINK PINK PINK PINK
IN: tufa fep OUT: BLUE BLUE
IN: dax zup tufa OUT: PURPLE BLUE
IN: tufa zup tufa fep OUT: BLUE BLUE BLUE BLUE
IN: tufa zup wif OUT: BLUE PINK
IN: dax dax fep fep OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: wif tufa OUT: PINK BLUE
IN: tufa lug fep fep OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE BLUE
IN: dax zup wif OUT: PURPLE PINK

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