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

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

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