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It’s the typical example of the meaning problem. Any token derives its meaning from a context. Think of the context as requirement of setting up a careful experiment to measure the spin of an electron. Without the context, we have reasonable confidence that it’s an electron but don’t have any clue if it’s spin up or spin down.

Similarly in this case, we’re reasonably confident that London is a place on earth with a property of time that is being asked. But without the additional context (or supplementary logic) we can’t know for sure which London it is: Canadian, American, or English.

Until we provide such context, London is in a superposition of all the possible meaningful state.



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