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

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

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