*SUPPORT*
IN: wif gazzer OUT: RED RED RED RED
IN: fep blicket wif gazzer blicket kiki fep OUT: YELLOW RED RED RED RED PURPLE YELLOW
IN: wif blicket wif wif kiki gazzer OUT: RED RED RED PURPLE PURPLE PURPLE PURPLE
IN: kiki dax gazzer OUT: PURPLE GREEN GREEN GREEN GREEN
IN: fep gazzer OUT: YELLOW YELLOW YELLOW YELLOW
IN: fep blicket dax blicket kiki OUT: YELLOW GREEN PURPLE
IN: dax OUT: GREEN
IN: dax gazzer OUT: GREEN GREEN GREEN GREEN
IN: wif tufa OUT: RED RED RED
IN: fep OUT: YELLOW
IN: dax tufa blicket wif gazzer OUT: GREEN GREEN GREEN RED RED RED RED
IN: dax kiki OUT: GREEN PURPLE
IN: dax tufa OUT: GREEN GREEN GREEN
IN: wif dax gazzer OUT: RED GREEN GREEN GREEN GREEN

*QUERY*
IN: fep dax OUT: YELLOW GREEN
IN: wif dax blicket wif gazzer OUT: RED GREEN RED RED RED RED
IN: kiki OUT: PURPLE
IN: kiki gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: wif wif OUT: RED RED
IN: kiki tufa OUT: PURPLE PURPLE PURPLE
IN: wif OUT: RED
IN: fep blicket kiki OUT: YELLOW PURPLE
IN: fep tufa OUT: YELLOW YELLOW YELLOW
IN: dax blicket dax OUT: GREEN GREEN

*GRAMMAR*
fep -> YELLOW 
 kiki -> PURPLE 
 dax -> GREEN 
 wif -> RED 
 u1 gazzer -> [u1] [u1] [u1] [u1] 
 x1 blicket x2 -> [x1] [x2] 
 x1 tufa -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 