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

*QUERY*
IN: wif gazzer kiki gazzer OUT: PURPLE BLUE BLUE
IN: dax OUT: RED
IN: gazzer wif OUT: BLUE PURPLE
IN: wif tufa OUT: PURPLE PURPLE PURPLE
IN: wif zup OUT: PURPLE PURPLE
IN: gazzer OUT: BLUE
IN: wif OUT: PURPLE
IN: wif kiki dax OUT: PURPLE RED
IN: dax dax tufa OUT: RED RED RED RED
IN: dax tufa OUT: RED RED RED

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