*SUPPORT*
IN: kiki fep dax dax OUT: GREEN GREEN BLUE BLUE
IN: dax dax zup OUT: GREEN GREEN GREEN GREEN
IN: gazzer OUT: PINK
IN: wif fep dax fep wif zup tufa gazzer OUT: YELLOW YELLOW YELLOW PINK GREEN GREEN YELLOW YELLOW
IN: wif fep gazzer tufa wif OUT: PINK YELLOW YELLOW YELLOW
IN: dax zup OUT: GREEN GREEN GREEN
IN: dax fep kiki zup tufa wif OUT: BLUE BLUE BLUE YELLOW GREEN GREEN
IN: kiki fep dax OUT: GREEN BLUE BLUE
IN: dax wif OUT: GREEN YELLOW
IN: gazzer gazzer zup tufa gazzer OUT: PINK PINK PINK PINK PINK
IN: wif fep dax OUT: GREEN YELLOW YELLOW
IN: gazzer gazzer fep wif gazzer tufa gazzer OUT: PINK YELLOW PINK PINK PINK PINK
IN: kiki kiki OUT: BLUE BLUE
IN: dax tufa kiki OUT: GREEN BLUE

*QUERY*
IN: kiki OUT: BLUE
IN: gazzer zup OUT: PINK PINK PINK
IN: dax OUT: GREEN
IN: dax zup tufa gazzer OUT: GREEN GREEN GREEN PINK
IN: kiki zup tufa wif tufa gazzer OUT: BLUE BLUE BLUE YELLOW PINK
IN: wif zup tufa dax OUT: YELLOW YELLOW YELLOW GREEN
IN: wif OUT: YELLOW
IN: kiki zup OUT: BLUE BLUE BLUE
IN: wif fep wif OUT: YELLOW YELLOW YELLOW
IN: wif kiki tufa dax OUT: YELLOW BLUE GREEN

*GRAMMAR*
gazzer -> PINK 
 wif -> YELLOW 
 kiki -> BLUE 
 dax -> GREEN 
 u1 zup -> [u1] [u1] [u1] 
 u1 fep x1 -> [x1] [u1] [u1] 
 x1 tufa u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 