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

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

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