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

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

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