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

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

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