figure {
display: inline
}
figcaption {
display: block
}
figure.left {
float: left
}
figure.right {
float: right
}
<p>This is a part of the text of the article and at this point a image is inserted at the left side
<figure class="left" style="width:250px">
<img src="image.png" alt="img txt">
<figcaption>image caption and a lot of text</figcaption>
</figure>
and the article text goes on and on so that it will wrap around the image</p>