A vehicle can be ecological.Logical formLearned from5 sentences. A (killer bug) may cause ecological catastrophes.Logical formLearned from5 sentences. A flexibility can be ecological.Logical formLearned from5 sentences. A prison can be ecological.Logical formLearned from5 sentences. Ecological damage can be in a country.Logical formLearned from5 sentences. A mistake can be ecological.Logical formLearned from5 sentences. An ecological damage may be caused by a spill.Logical formLearned from5 sentences. A river may cause ecological damage.Logical formLearned from5 sentences. A country may warn of ecological damage.Logical formLearned from5 sentences. Protests can be ecological.Logical formLearned from5 sentences. An ethos can be ecological.Logical formLearned from5 sentences. Troubles can be ecological.Logical formLearned from5 sentences. A (safety commission) can be ecological.Logical formLearned from5 sentences. Ecological devastation may pertain-to a country.Logical formLearned from5 sentences. An ecological damage can be to a forest.Logical formLearned from5 sentences.