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

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

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