Roses can be artificial.Logical formLearned from31 sentences. A border can be artificial.Logical formLearned from31 sentences. Stars can be artificial.Logical formLearned from31 sentences. A world can be artificial.Logical formLearned from31 sentences. Feet can be artificial.Logical formLearned from31 sentences. A group can be artificial.Logical formLearned from30 sentences. (Life support systems) can be artificial.Logical formLearned from30 sentences. Artificial turf may undergo an installation.Logical formLearned from30 sentences. A spread can be artificial.Logical formLearned from30 sentences. Harbors can be artificial.Logical formLearned from30 sentences. Ants can be artificial.Logical formLearned from30 sentences. Machines can be artificial.Logical formLearned from30 sentences. Artificial intelligence can be a match.Logical formLearned from30 sentences. A space can be artificial.Logical formLearned from30 sentences. (Palm trees) can be artificial.Logical formLearned from30 sentences.