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

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

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