Who created the telegraph?
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The telegraph is an example of a technology.
The telegraph is a type of technology .
Who created the telegraph?</s>The telegraph is an example of a [unused1]technology                [unused2] .
Who created the telegraph?</s>The telegraph is an example of a technology.
Who created the telegraph?</s>The telegraph is a type of [unused1]technology                [unused2] .
Who created the telegraph?</s>The telegraph is a type of technology .
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Who created the telegraph?</s>technology,0,technology,technology,0,telegraph,telegraph,instance of,technology,telegraph,0,telegraph