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

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

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