In English, such a sentence implies that someone called and serves to clarify who the caller was.

Those simple sentences, Sisko knew, implied much more stress than Martok would ever say.

This sentence implies "I did not eat all of the pie."

This sentence implies poverty and happiness are not compatible but in spite of this Donovan is still happy.

The preceding sentence does not imply that all angels have two to four wings.

The sentence implies everlasting youth, but your drink will most likely give someone a quick caffeine boost before he crashes.

The sentence implied a question about his presence.

They were obviously sufficient to their task, but he also suspected that the awkward sentences they produced might imply room for improvement.

It is guaranteed that either the first sentence will imply the second, or vice versa.

The final sentence of the short article implied that sabotage had not been ruled out as a reason for the crash.