 Overall, we have covered the task formulation, existing datasets and subtasks, evaluation metrics, and methods on parallel and non-parallel data.
<clarity>  Overall, we have covered the task formulation, existing datasets and subtasks, evaluation metrics, and methods on parallel and non-parallel data.
 Overall, we have covered the task formulation, existing datasets and subtasks, evaluation , as well as the rich methodologies in the presence of parallel and non-parallel data.