A spiral can be with a surface.Logical formLearned from2 sentences. A shell can be a spiral.Logical formLearned from2 sentences. A (spiral staircase) can be second.Logical formLearned from2 sentences. An interior may pertain-to a (spiral glass tube).Logical formLearned from2 sentences. A (spiral shape) can be distinctive.Logical formLearned from2 sentences. An intersection of (spiral ribs) may result in a pattern of knobs.Logical formLearned from2 sentences. A (spiral coil) may run a length of a condenser.Logical formLearned from2 sentences. A club can be on a downward spiral.Logical formLearned from2 sentences. A spiral may continue unabated.Logical formLearned from2 sentences. (Spiral galaxies) may merge.Logical formLearned from2 sentences. Spiral may disappear.Logical formLearned from2 sentences. Adults may pertain-to a (spiral borer).Logical formLearned from2 sentences. Adults of a (spiral borer) may feed on leaves.Logical formLearned from2 sentences. A mass can be constituted-of-or-filled-with (spiral energy).Logical formLearned from2 sentences. (Design spirals) can be grand.Logical formLearned from2 sentences.