of amendment granted by section 86 (5) is relatable to clause (b) of Section 83 (1) and is coupled with a prohibition, namely, the amendment will not relate to a corrupt practice not already pleaded in the election petition. The power is not relatable to clause (a) of Section 83 (1) as the plain language of Section 86 (5) confines itself to the amendments of ‘particulars’ of any corrupt practice alleged in the petition and does not extend to ‘material facts’…..” 19. As to what meaning is to be ascribed to the expression ‘material facts’, and what a pleading must contain, a three- Judge Bench of this Court in Harkirat Singh v. Amrinder Singh18 observed as under: “48. The expression “material facts” has neither been defined in the Act nor in the Code. According to the dictionary meaning, “material” means “fundamental”, “vital”, “basic”, “cardinal”, “central”, “crucial”, “decisive", “essential”, “pivotal”, “indispensable”, “elementary”, or “primary” [Burton’s Legal Thesaurus (3rd