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

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

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