How does a preposition function in a sentence?quick

How can you paraphrase this, this is about golden age fallacies. these are all rational people who know that older is not necessarily better, but many are taken in by this fallacy and seem no longer able to reason with any degree of reliability

The knights of the round table were bound by the code of chivalry that called for loyalty to king, god, and lady.  in which set of lines from  sir gawain and the green knight  does sir gawain describe upholding this code?

Adebate on free education must be included in the private school