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

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

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