You will be given a context and a verb separated with a newline character, and you have to answer if the given verb can be anchored in time or not. We say a verb can be anchored in the real timeline if and only if a verb happened in the past, is happening now, or is guaranteed to happen in the future. The output should be "Yes" if the verb can be anchored in time and "No" otherwise.

[EX Q]: Cuban exiles in Miami say the boy's mother died to give him freedom in the United States, while theCuban government maintains Elian is being improperly kept from his father. Juan Miguel must not have (written) the letter himself, said Armando Gutierrez, spokesman for Elian's relatives in Miami.
Verb: written
[EX A]: Yes

[EX Q]: Support for the bill has been waning. Reno has already met with Lazaro Gonzalez's lawyer and a Catholic nun from Miami who oppose his return to Cuba, as well as with Elian's two grandmothers from Cuba, who want him (returned).
Verb: returned
[EX A]: No

[EX Q]: In a touch of symbolism, the ceremony took place at the Harry S. Truman Library. It was during the Truman presidency that the North Atlantic Treaty Organization was founded to halt the westward (spread) of Soviet-led communism.
Verb: spread
[EX A]:
No