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

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

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