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

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

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