A strand may comprise metal.Logical formLearned from2 sentences. Index may be comprised of drugs.Logical formLearned from2 sentences. Mono-sound may be comprised.Logical formLearned from2 sentences. Vcrs may be comprised.Logical formLearned from2 sentences. Sorbent may comprise (gel composition).Logical formLearned from2 sentences. A composition may comprise carbon.Logical formLearned from2 sentences. A medium may comprise a support.Logical formLearned from2 sentences. Optical fibers may be comprised of a core of refractive index.Logical formLearned from2 sentences. Receptacles may be comprised of a wall.Logical formLearned from2 sentences. A composition may comprise pyridine.Logical formLearned from2 sentences. Devices may comprise means.Logical formLearned from2 sentences. A mechanism may comprise a rotor.Logical formLearned from2 sentences. Means may comprise a structure.Logical formLearned from2 sentences. A mixture may comprise gas.Logical formLearned from2 sentences. Teams may be comprised of volunteers.Logical formLearned from2 sentences.