A downward spiral can be in production.Logical formLearned from2 sentences. Pottery may be painted with spirals.Logical formLearned from2 sentences. A (spiral staircase) can be constituted-of-or-filled-with some stairs.Logical formLearned from2 sentences. Spirals may pertain-to a scientist.Logical formLearned from2 sentences. A vehicle may follow a spiral.Logical formLearned from2 sentences. Turns can be in a (spiral valve intestine).Logical formLearned from2 sentences. A (spiral model) can be upward.Logical formLearned from2 sentences. A (spiral valve) may pertain-to an arteriosus.Logical formLearned from2 sentences. Social action may use a spiral of steps.Logical formLearned from2 sentences. Spiral may argue that something-is-the-case.Logical formLearned from2 sentences. Remastering can be similar to a re-release of a downward spiral.Logical formLearned from2 sentences. 510-g13 can be (spiral galaxy).Logical formLearned from2 sentences. (Spiral nebula) can be a term.Logical formLearned from2 sentences. (Spiral density waves) may undergo manifestations.Logical formLearned from2 sentences. (Spiral arms) can be manifestations of (spiral density waves).Logical formLearned from2 sentences.