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

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

*GRAMMAR*
wif -> BLUE 
 zup -> PURPLE 
 tufa -> YELLOW 
 dax -> GREEN 
 x1 lug x2 -> [x1] [x2] 
 u1 kiki -> [u1] [u1] [u1] 
 u1 fep u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 