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

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

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