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

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

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