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

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

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