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

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

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