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

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

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