The evening has been adequately satisfying.
The evening has been adequately satisfactory.
What does adequately mean here? Does, in the first sentence, it mean- the evening has been satisfying enough? Or the evening has been moderately or fairly satisfying? What's the difference between satisfying and satisfactory? Are they interchangeable? Can we use satisfying or satisfactory to describe people? Like, he's a satisfying person, or satisfactory person? And are the given sentences grammatically correct?