A pencil may disappear.Logical formLearned from70 sentences. A person may hold a pencil.Logical formLearned from70 sentences. A tip may pertain-to a pencil.Logical formLearned from67 sentences. A (pencil eraser) can be for ones.Logical formLearned from66 sentences. Pencils can be yellow.Logical formLearned from61 sentences. A person may use pencil.Logical formLearned from60 sentences. A pencil can be in a hand.Logical formLearned from60 sentences. A (pencil cake) may be made.Logical formLearned from59 sentences. Pencils can be wooden.Logical formLearned from58 sentences. A box can be constituted-of-or-filled-with pencils.Logical formLearned from57 sentences. Pencils can be by a male.Logical formLearned from55 sentences. Pencils can be blue.Logical formLearned from55 sentences. Pencils can be red.Logical formLearned from51 sentences. A (pencil sharpener) can be broken.Logical formLearned from50 sentences. Pencils can be unsharpened.Logical formLearned from47 sentences.