H49: Check for correct markup of quotations

HTML Snippet Code
Scenario 1: Provide blockquote for long text

Even in the days before my teacher came, I used to feel along the square stiff boxwood hedges, and, guided by the sense of smell, would find the first violets and lilies. There, too, after a fit of temper, I went to find comfort and to hide my hot face in the cool leaves and grass.

<blockquote> <p> Even in the days before my teacher came, I used to feel along the square stiff boxwood hedges, and, guided by the sense of smell, would find the first violets and lilies. There, too, after a fit of temper, I went to find comfort and to hide my hot face in the cool leaves and grass. </p> </blockquote>
Scenario 2: Providing q tag for shorten text

Helen Keller said, Self-pity is our worst enemy and if we yield to it, we can never do anything good in the world.

<p style="padding-left:40px"> <q><cite>Helen Keller said</cite></q>, Self-pity is our worst enemy and if we yield to it, we can never do anything good in the world. </p>
Scenario 3: Providing superscript for the text
India is 5th largest economy in the world India is 5<sup>th</sup> largest economy in the world
Scenario 4: Provding subscript for the text
The chemical notation for water is H2O. The chemical notation for water is H<sub>2</sub>O.
Scenario 4: Provding subscript for the text
The chemical notation for water is H2O. The chemical notation for water is H<sub>2</sub>O.
Scenario 5: Strong and Em tag is used to emphasized the text
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