Provide a step-by-step mechanism for the reaction below. Include all intermediates, formal charges and correct arrow pushing of electrons. 
Definitions:
Instanceof Operator
An operator used in Java to check whether an object is an instance of a specific class or an interface.
Correct Syntax
The set of rules that defines the combinations of symbols that are considered to be correctly structured programs or expressions in a programming language.
Superclass
In the realm of object-oriented programming, a class that serves as a basis for other classes to derive properties and methods from.
Single Inheritance
Single Inheritance is a feature of object-oriented programming where a class can inherit properties and methods from only one superclass.
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