*SUPPORT*
IN: zup OUT: RED
IN: gazzer tufa OUT: BLUE BLUE
IN: gazzer kiki tufa OUT: BLUE YELLOW YELLOW
IN: gazzer blicket gazzer OUT: BLUE BLUE
IN: zup gazzer blicket gazzer OUT: RED BLUE BLUE
IN: zup blicket gazzer OUT: BLUE RED
IN: gazzer blicket fep OUT: GREEN BLUE
IN: gazzer zup tufa OUT: BLUE RED RED
IN: gazzer gazzer fep blicket fep OUT: BLUE BLUE GREEN GREEN
IN: zup tufa wif OUT: RED RED RED RED RED RED RED RED
IN: zup blicket fep OUT: GREEN RED
IN: fep blicket kiki OUT: YELLOW GREEN
IN: kiki fep tufa OUT: YELLOW GREEN GREEN
IN: fep tufa OUT: GREEN GREEN

*QUERY*
IN: zup blicket zup OUT: RED RED
IN: zup tufa OUT: RED RED
IN: gazzer blicket zup OUT: RED BLUE
IN: fep OUT: GREEN
IN: zup fep blicket gazzer OUT: RED BLUE GREEN
IN: gazzer OUT: BLUE
IN: fep zup OUT: GREEN RED
IN: zup gazzer tufa OUT: RED BLUE BLUE
IN: kiki gazzer blicket fep OUT: YELLOW GREEN BLUE
IN: kiki OUT: YELLOW

*GRAMMAR*
gazzer -> BLUE 
 fep -> GREEN 
 kiki -> YELLOW 
 zup -> RED 
 u1 tufa -> [u1] [u1] 
 u1 blicket u2 -> [u2] [u1] 
 x1 wif -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 