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

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

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