A ph may be achieved.Logical formLearned from4 sentences. Ph may pertain-to water.Logical formLearned from4 sentences. Phs can be known.Logical formLearned from4 sentences. A range can be constituted-of-or-filled-with (soil phs).Logical formLearned from4 sentences. A ph can be important.Logical formLearned from4 sentences. A ph may pertain-to a (reaction medium).Logical formLearned from4 sentences. A ph may pertain-to surroundings.Logical formLearned from4 sentences. Ph may pertain-to a solution.Logical formLearned from4 sentences. A ph may pertain-to contents.Logical formLearned from4 sentences. (Ph levels) can be elevated.Logical formLearned from4 sentences. Conditions can be constituted-of-or-filled-with phs.Logical formLearned from4 sentences. A range can be constituted-of-or-filled-with (ph values).Logical formLearned from4 sentences. Phs can be constituted-of-or-filled-with water.Logical formLearned from4 sentences. An effect can be on ph.Logical formLearned from4 sentences. A ph can be gastrointestinal.Logical formLearned from4 sentences.