A set can be constituted-of-or-filled-with (stem cells).Logical formLearned from7 sentences. A (stem research) can be embryonic.Logical formLearned from7 sentences. Some advocates can be constituted-of-or-filled-with (stem cell research).Logical formLearned from7 sentences. A policy may regard (stem cell research).Logical formLearned from7 sentences. (Stem cell research) may proceed.Logical formLearned from7 sentences. (Stem cells) may stop.Logical formLearned from7 sentences. Stems may be covered with leaves.Logical formLearned from7 sentences. Flowers may be born on stems.Logical formLearned from7 sentences. A bark can be on stems.Logical formLearned from7 sentences. A growth may pertain-to stems.Logical formLearned from7 sentences. Stems can be constituted-of-or-filled-with herbaceous plants.Logical formLearned from7 sentences. Stems may pertain-to plants.Logical formLearned from7 sentences. A (government funded embryonic stem cell research) may pertain-to a country.Logical formLearned from7 sentences. Breakthroughs can be in (cloning stem cells).Logical formLearned from7 sentences. Embryos can be available for (stem cell research).Logical formLearned from7 sentences.