$($d$)$ Symbolize the following argument form:

$"$If the weather is warm and the sky is clear, then either we go swimming or we go boating. It is not the case that if the sky is clear then we go swimming. Therefore if we do not go boating, then the weather is not warm."

Use the notations:

$p$ :'The weather is warm.$\text{'}$

$q$ : 'The sky is clear.$\text{'}$

$r$ :We go swimming'.

s :$\text{'}$We go boating.$\text{'}$