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

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

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