*SUPPORT*
IN: dax OUT: GREEN
IN: gazzer wif OUT: RED BLUE
IN: wif zup lug gazzer OUT: BLUE RED RED RED PURPLE PURPLE
IN: dax wif dax lug gazzer OUT: GREEN BLUE RED RED RED GREEN GREEN
IN: zup lug dax OUT: GREEN GREEN GREEN PURPLE PURPLE
IN: zup gazzer kiki tufa OUT: PURPLE RED PURPLE RED PURPLE RED PURPLE RED
IN: zup tufa OUT: PURPLE PURPLE
IN: wif kiki OUT: BLUE BLUE
IN: wif lug wif OUT: BLUE BLUE BLUE BLUE BLUE
IN: wif tufa OUT: BLUE BLUE
IN: dax tufa OUT: GREEN GREEN
IN: gazzer lug gazzer OUT: RED RED RED RED RED
IN: gazzer lug wif OUT: BLUE BLUE BLUE RED RED
IN: wif zup dax OUT: BLUE PURPLE GREEN

*QUERY*
IN: wif zup tufa OUT: BLUE PURPLE BLUE PURPLE
IN: zup kiki OUT: PURPLE PURPLE
IN: zup kiki kiki OUT: PURPLE PURPLE PURPLE PURPLE
IN: zup wif tufa kiki OUT: PURPLE BLUE PURPLE BLUE PURPLE BLUE PURPLE BLUE
IN: gazzer OUT: RED
IN: dax kiki OUT: GREEN GREEN
IN: zup OUT: PURPLE
IN: gazzer kiki tufa kiki OUT: RED RED RED RED RED RED RED RED
IN: wif lug gazzer OUT: RED RED RED BLUE BLUE
IN: zup gazzer kiki OUT: PURPLE RED PURPLE RED

*GRAMMAR*
gazzer -> RED 
 dax -> GREEN 
 zup -> PURPLE 
 wif -> BLUE 
 x1 kiki -> [x1] [x1] 
 x1 tufa -> [x1] [x1] 
 u1 lug u2 -> [u2] [u2] [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 