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

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

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