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

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

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