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

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

*GRAMMAR*
dax -> YELLOW 
 lug -> GREEN 
 gazzer -> PURPLE 
 wif -> RED 
 u1 tufa x1 -> [x1] [u1] [x1] 
 u1 fep x1 -> [u1] [x1] 
 u1 blicket u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 