if there is a practical obstacle to return, such as entry restrictions imposed by the return country due to COVID-19 or the person being medically unfit to travel, and whether this can be overcome
a oes rhwystr ymarferol i ddychwelyd, megis cyfyngiadau mynediad a osodir gan y wlad oherwydd COVID-19 neu os yw'r person yn anaddas yn feddygol i deithio, ac a ellir goresgyn hyn