In this task, you will be presented with a context from an academic paper and a question separated with a
. You have to answer the question based on the context.

To demonstrate SPNet's effectiveness, we compare it with two state-of-the-art methods, Pointer-Generator BIBREF5 and Transformer BIBREF6.
Question: What are previous state-of-the-art document summarization methods used?
Pointer-Generator Transformer