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

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

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