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

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

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