*SUPPORT*
IN: blicket wif zup OUT: RED GREEN RED GREEN RED GREEN
IN: blicket wif blicket wif OUT: RED GREEN RED GREEN
IN: blicket fep OUT: RED PURPLE
IN: wif lug blicket zup OUT: RED RED RED RED RED RED GREEN
IN: fep blicket fep lug blicket OUT: PURPLE RED RED RED PURPLE
IN: dax blicket OUT: YELLOW RED
IN: blicket dax OUT: RED YELLOW
IN: wif lug fep OUT: PURPLE PURPLE GREEN
IN: wif tufa dax OUT: GREEN YELLOW GREEN
IN: fep blicket OUT: PURPLE RED
IN: dax OUT: YELLOW
IN: blicket zup OUT: RED RED RED
IN: blicket dax zup OUT: RED YELLOW RED YELLOW RED YELLOW
IN: dax lug blicket fep OUT: RED PURPLE RED PURPLE YELLOW

*QUERY*
IN: dax lug blicket OUT: RED RED YELLOW
IN: dax zup tufa blicket OUT: YELLOW YELLOW YELLOW RED YELLOW YELLOW YELLOW
IN: wif OUT: GREEN
IN: blicket wif wif OUT: RED GREEN GREEN
IN: fep lug wif OUT: GREEN GREEN PURPLE
IN: fep OUT: PURPLE
IN: fep zup OUT: PURPLE PURPLE PURPLE
IN: blicket lug dax OUT: YELLOW YELLOW RED
IN: fep fep OUT: PURPLE PURPLE
IN: wif zup OUT: GREEN GREEN GREEN

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