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

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

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