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

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

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