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

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

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