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

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

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