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

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

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