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

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

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