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

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

*GRAMMAR*
blicket -> PINK 
 gazzer -> PURPLE 
 wif -> YELLOW 
 fep -> BLUE 
 x1 lug x2 -> [x2] [x2] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 x1 zup -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 