Artificial trees can be decorated.Logical formLearned from4 sentences. A swamp can be artificial.Logical formLearned from4 sentences. A quest can be for an artificial heart.Logical formLearned from4 sentences. A test can be artificial.Logical formLearned from4 sentences. An improvement can be in modes of producing artificial stone.Logical formLearned from4 sentences. A country may owe a launch of an artificial satellite to guidance of a female.Logical formLearned from4 sentences. A squeeze may tighten a band of artificial muscles.Logical formLearned from4 sentences. Artificial muscles may be wrapped round eyeballs.Logical formLearned from4 sentences. Artificial muscles may leave wakes.Logical formLearned from4 sentences. Artificial limbs can be molded.Logical formLearned from4 sentences. (Tanning agents) can be artificial.Logical formLearned from4 sentences. An artificial heart may exceed expectations.Logical formLearned from4 sentences. A beach can be artificial.Logical formLearned from4 sentences. An artificial heart can be tumultuous.Logical formLearned from4 sentences. A rivalry can be artificial.Logical formLearned from4 sentences.