\documentclass{beamer}
\begin{document}
\begin{frame}
\frametitle{Overview}
Learning representations without labels.
\end{frame}
\begin{frame}
\frametitle{Pretext Tasks}
Masked language modeling, contrastive learning.
\end{frame}
\begin{frame}
\frametitle{Performance}
Benchmarks on GLUE and SuperGLUE.
\end{frame}
\end{document}

