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

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

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