def find_word(string, start=0):
    """Find the first word starting from `start` position
    Return the word and the position before and after the word
    """
    while start < len(string) and string[start].isspace():
        start += 1
    end = start
    while end < len(string) and not string[end].isspace():
        end += 1
    return string[start:end], start, end