SupplementaryMaterialfor Ego TaskQA: UnderstandingHumanTasksin EgocentricVideos

A.1 DataStatistics In this section, we provide more details and statistics on the annotated data. As we can see from the histogram, spatial relationships ofobjects wereannotated themost, followedbymulti-agent relationships like "awareofothers" and"looking at". We list all annotated object attributes and their state values in Tab. 1, and visualize their statistics inFig.2. In Figure 1 (right), we plot the number of changes for each object attribute. If no, we assumea1 and a2 is not related.