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

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

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