('informal') She's a good musician but comparing her to the legends is 'stretching it'. [=she's good but she can't really be compared to the legends]
Although it may be 'stretching a point' [=exaggerating slightly] to say that this was his best win ever, it was nevertheless impressive.
The work doesn't 'stretch' me intellectually. [=the work is too easy for me; the work is not intellectually challenging]
(..) an animal few humans have ever glimpsed for its world is one we seldom visit. The Karakoram lie at the western end of a range that stretches across a tenth of our planet - the Himalayas. These, the highest mountains of the world, like other great ranges, were created by the collision (..)2006 TvShow: Planet Earth Title: Mountains Season: 1 Episode 2