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

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

*GRAMMAR*
fep -> YELLOW 
 tufa -> BLUE 
 blicket -> GREEN 
 gazzer -> PURPLE 
 x1 zup -> [x1] [x1] [x1] 
 x1 dax x2 -> [x1] [x2] 
 u1 kiki u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 