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

*QUERY*
IN: dax zup gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: kiki kiki OUT: BLUE BLUE
IN: wif lug OUT: PINK PINK
IN: wif wif fep gazzer OUT: PINK PINK YELLOW PINK PINK YELLOW
IN: kiki dax fep gazzer OUT: BLUE PURPLE YELLOW BLUE PURPLE YELLOW
IN: dax gazzer OUT: PURPLE PURPLE
IN: wif gazzer OUT: PINK PINK
IN: fep zup OUT: YELLOW YELLOW
IN: wif fep zup gazzer OUT: PINK YELLOW YELLOW PINK YELLOW YELLOW
IN: wif kiki zup OUT: PINK BLUE BLUE

*GRAMMAR*
wif -> PINK 
 kiki -> BLUE 
 fep -> YELLOW 
 dax -> PURPLE 
 u1 zup -> [u1] [u1] 
 x1 gazzer -> [x1] [x1] 
 u1 lug -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 