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

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

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