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

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

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