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

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

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