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

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

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