def count_first_word(str_list):
    """Count the first word of each string in the list.

    Args:
        str_list: List of strings

    Returns:
        {"word": count, ...}

    """
    ret_count = dict()
    for phrase in str_list:
        words = phrase.split("-")
        ret_count[words[0]] = ret_count.get(words[0], 0) + 1
    return ret_count