A gum can be soft.Logical formLearned from13 sentences. Oars may be whittled from (gum tree branches).Logical formLearned from13 sentences. A (gum jack) can be black.Logical formLearned from13 sentences. A person may swallow gum.Logical formLearned from13 sentences. Gums can be unhealthy.Logical formLearned from13 sentences. A gum can be healthy.Logical formLearned from13 sentences. A (gum tissue) may pertain-to a person.Logical formLearned from13 sentences. An expert can be on (gum disease).Logical formLearned from13 sentences. A symptom can be constituted-of-or-filled-with (gum disease).Logical formLearned from13 sentences. Some pieces can be constituted-of-or-filled-with (bubble gum).Logical formLearned from13 sentences. Gum can be available over a counter.Logical formLearned from13 sentences. Gum can be in a mouth.Logical formLearned from13 sentences. A ban can be on gum.Logical formLearned from13 sentences. A part may pertain-to a gum.Logical formLearned from12 sentences. Gum may be used.Logical formLearned from12 sentences.