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

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

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