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

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

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