Answering using Base gpt-3.5-turbo-0613 model
3.1 Zero Shot Prompt
Let's start by using the base gpt-3.5-turbo-0613 model to answer the questions. This prompt is a simple concatenation of the question and context, with a separator token in between: 

. We've a simple instruction part of the prompt:

Answer the following Question based on the Context only. Only answer from the Context. If you don't know the answer, say 'I don't know'.

Other prompts are possible, but this is a good starting point. We'll use this prompt to answer the questions in the validation set.