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

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

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