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

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

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