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

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

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