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

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

*GRAMMAR*
zup -> GREEN 
 tufa -> BLUE 
 wif -> RED 
 kiki -> YELLOW 
 x1 dax x2 -> [x2] [x1] 
 u1 blicket -> [u1] [u1] 
 u1 fep x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 