*SUPPORT*
IN: dax zup OUT: PINK YELLOW
IN: blicket dax wif dax tufa blicket tufa dax OUT: GREEN PINK PINK GREEN PINK
IN: zup wif zup OUT: YELLOW YELLOW
IN: blicket wif blicket OUT: GREEN GREEN
IN: blicket tufa kiki dax wif blicket OUT: GREEN PURPLE PINK GREEN
IN: dax zup wif dax OUT: PINK YELLOW PINK
IN: kiki OUT: PURPLE
IN: dax OUT: PINK
IN: zup dax wif dax OUT: YELLOW PINK PINK
IN: kiki wif blicket OUT: PURPLE GREEN
IN: blicket blicket OUT: GREEN GREEN
IN: blicket wif kiki fep blicket zup zup OUT: GREEN PURPLE GREEN YELLOW YELLOW
IN: dax zup wif dax fep kiki OUT: PINK YELLOW PINK PURPLE
IN: zup wif kiki OUT: YELLOW PURPLE

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

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