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

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

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