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

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

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