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

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

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