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

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

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