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

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

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