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

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

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