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

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

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