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

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

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