Premise: As the name chosen for the Clear Skies Act implies, one of the direct consequences of the reductions in fine particles that accompany implementation of the SO2 and NOx emissions caps is an improvement in atmospheric clarity and visibility.

Hypothesis: The Clear Skies Act is scheduled to be amended.
Answer: it is not possible to tell

Premise: Judging by today's responses, the network's lineup would seem to consist of Peter Jennings, Sam Donaldson, Ted Koppel, and Barbara Walters, grilling Ellen DeGeneres about her lesbianism while a bare-assed Regis Philbin dispenses cash and prizes.

Hypothesis: Peter Jennings is cheering Ellen.
Answer: no

Premise: You can spot, set in the stone walls, little sculpted heads of angels or demons, floral motifs, or the scallop shell (coquille Saint-Jacques) marking the route of medieval pilgrims to Santiago de Compostela in Spain.

Hypothesis: The small sculptures are the only indication of the route of the medieval pilgrims on their excursion to Santiago de Compostela.
Answer: it is not possible to tell

Premise: Estimates of costs to complete critical maintenance range from $ 40 to $ 50 million.

Hypothesis: Expected critical maintenance costs are estimated at $43 million.
Answer: it is not possible to tell