Two tired children rest on couches at an art museum while the adults around them view the art .
There is a better than even chance that a brother and sister are exhausted after a long day of walking around a museum .
There is a better than even chance that a brother and sister are exhausted after a long day of walking around a museum .
It is impossible that a brother and sister are exhausted after a long day of walking around a museum .
A brother and sister are exhausted after a long day of walking around a museum .