Hello I have given to learn bootstrap 4 and now I have presented this difficulty (design a blog) I want to locate a container with 3 large squares that cover half and the other two smaller ones on top of each other but not as a picture is made help a little more
and this is the code that I have so far but the second row wrongly places the boxes
<div class="container-fluid">
<div class="row">
<div class="col-sm-12 col-md-7 b">
<h5>...</h5>
<p>...</p>
</div>
<div class="col-sm-12 col-md-5">
<div class="row">
<div class="col-sm-12 c"></div>
<div class="col-sm-12 d"></div>
</div>
</div>
</div>
</div>