Articles: Life of a Fluentd Event

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This article contains grammatical errors, plus a random example that breaks from the narrative of "life of a Fluentd event."
http://docs.fluentd.org/v0.12/articles/life-of-a-fluentd-event

When a Setup is defined, the Router Engine already contains several rules to apply for different input data. Internally an Event will to pass through a chain of procedures that may alter it cycle.

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Could you send a patch?

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I submitted a PR with some quick changes, though I did not address the issue I had with the example.