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

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

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