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

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

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