Suppose How to bake a chocolate cake<br>Preheat the oven to 350 degrees F. Grease and flour two 9-inch round cake pans. In a large bowl, combine the flour, sugar, cocoa powder, baking powder, baking soda, and salt. Add the eggs, milk, oil, and vanilla extract and mix until smooth. Divide the batter evenly between the prepared pans.
Can we infer that "The chocolate cake recipe includes eggs and vanilla extract."? Yes, no, or maybe?