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

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

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