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

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

*GRAMMAR*
kiki -> YELLOW 
 fep -> PURPLE 
 dax -> BLUE 
 zup -> GREEN 
 x1 tufa x2 -> [x2] [x2] [x1] [x2] 
 x1 wif -> [x1] [x1] [x1] 
 u1 blicket u2 -> [u2] [u2] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 