Here is the item:
A tantalizing smell had drawn Richard to the edge of his neighbor's yard. Finally, temptation winned, and he crept across the lawn to the open window, where he spied chocolate-broccoli muffins cooling on the kitchen counter.

The second verb, winned, is the problem. As you know, the sentence requires the simple past. Won is the correctly spelled form.

Verb Simple
Present
Simple
Past
Past
Participle
win win(s) won won

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