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

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

*GRAMMAR*
wif -> BLUE 
 zup -> PURPLE 
 fep -> GREEN 
 tufa -> RED 
 x1 kiki x2 -> [x1] [x2] 
 u1 gazzer -> [u1] [u1] [u1] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 