Premise:
"Madrid is the focus of that fiercest of Span??ish customs, the bullfight, and local ferias and fiestas like San Isidro, a celebration of the city's patron saint, are prepared and attended with the same zeal that they are in small Spanish towns."
Hypothesis: One of the most vicious Spanish customs, namely, the bullfight, takes place in Madrid.

yes

Premise:
"Shortly afterwards a nurse arrived to take charge, and the other left the ill-omened building."
Hypothesis: The building is ill-omened because it is filled with vampires.

it is not possible to tell

Premise:
"but you need to rent the first one first"
Hypothesis: Before renting anything else, start with the first one.
yes