<prompt> Is the tweet below expressing a positive, negative, or neutral sentiment?Tanzania imefungua rasmi ubalozi wake mjini Tel Aviv nchini Israel Waziri wa Mambo ya Nje na Uhusuani wa Afrika Mashariki Dkt Augustine Mahiga ameshiriki uzinduzi huo uliofanyika nchini Israel  <response>: The tweet is expressing positive sentiment. 