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

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

*GRAMMAR*
wif -> BLUE 
 gazzer -> GREEN 
 tufa -> RED 
 dax -> YELLOW 
 x1 kiki -> [x1] [x1] 
 u1 blicket u2 -> [u1] [u2] [u2] 
 x1 zup x2 -> [x2] [x1] [x2] [x2] [x1] [x2] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 