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

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

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