Grains can be opaque.Logical formLearned from2 sentences. An item can be opaque to x-rays.Logical formLearned from2 sentences. (Insider transactions) can be opaque.Logical formLearned from2 sentences. A window can be opaque at a touch of a button.Logical formLearned from2 sentences. A part of flesh can be opaque.Logical formLearned from2 sentences. A balance of power may remain opaque.Logical formLearned from2 sentences. Deliberations can be opaque.Logical formLearned from2 sentences. Visibility can be opaque.Logical formLearned from2 sentences. Toss can be opaque.Logical formLearned from2 sentences. Political views can be opaque that something-is-the-case.Logical formLearned from2 sentences. A criminal-justice system can be opaque.Logical formLearned from2 sentences. Underpinnings can be opaque.Logical formLearned from2 sentences. (Government decisions) can be opaque.Logical formLearned from2 sentences. Public finances can be opaque.Logical formLearned from2 sentences. A study can be opaque.Logical formLearned from2 sentences.