Premise:
"Plaza de San Martin, which slopes down to calle de Juan Bravo, is surrounded by noble mansions."
Hypothesis: There are no mansions located within thirty miles of Piaza de San Martin.

no

Premise:
"But he managed to squeeze Monica Lewinsky (or rather, she squeezed him) into his schedule--not to mention dawn-to-dusk fund raising--so surely he can squeeze in a few hours of good works on Saturdays."
Hypothesis: He was busy with Monica Lewinsky and fund raising.

yes

Premise:
"The Marble Palace, a bizarre tribute to Western art and architecture, can be found on tiny Muktaram Babu Street northeast of Dalhousie Square."
Hypothesis: The Marble Palace is a strange place devoted to Western art and architecture.
yes