*SUPPORT*
IN: gazzer zup fep OUT: BLUE RED
IN: gazzer tufa fep OUT: BLUE RED
IN: dax zup dax OUT: YELLOW YELLOW
IN: dax zup fep OUT: YELLOW RED
IN: fep OUT: RED
IN: dax fep OUT: YELLOW RED
IN: dax blicket dax OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax tufa kiki OUT: YELLOW PURPLE
IN: kiki blicket kiki OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: gazzer OUT: BLUE
IN: gazzer tufa gazzer OUT: BLUE BLUE
IN: dax tufa fep OUT: YELLOW RED
IN: dax blicket fep OUT: YELLOW RED YELLOW RED RED
IN: fep fep fep tufa kiki OUT: RED RED RED PURPLE

*QUERY*
IN: kiki tufa kiki OUT: PURPLE PURPLE
IN: dax gazzer blicket fep OUT: YELLOW BLUE RED BLUE RED RED
IN: kiki tufa gazzer OUT: PURPLE BLUE
IN: fep zup kiki OUT: RED PURPLE
IN: dax OUT: YELLOW
IN: gazzer tufa dax OUT: BLUE YELLOW
IN: kiki OUT: PURPLE
IN: kiki tufa fep OUT: PURPLE RED
IN: dax tufa dax OUT: YELLOW YELLOW
IN: dax blicket gazzer OUT: YELLOW BLUE YELLOW BLUE BLUE

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