Rule of Distribution/Disjunction Distributes over Conjunction/Left Distributive/Formulation 1

Definition
The disjunction operator is left distributive over the conjunction operator:
 * $p \lor \left({q \land r}\right) \dashv \vdash \left({p \lor q}\right) \land \left({p \lor r}\right)$

This can be expressed as two separate theorems: