Women smiling sitting in chair feet up.
Vrouwen glimlachen in stoel voeten omhoog.
The women are reclining in their deck chairs with feet up.
De vrouwen liggen in hun ligstoelen met voeten omhoog.
There's no information in sentence 1 that indicates that they are reclining or are in deck chairs.
Er is geen informatie in zin 1 die aangeeft dat ze liggen of in ligstoelen zitten.