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

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

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