A lake can be sapphire.Logical formLearned from3 sentences. A reign can be sapphire.Logical formLearned from3 sentences. Blues can be sapphire.Logical formLearned from3 sentences. A (diamond ring) can be sapphire.Logical formLearned from3 sentences. A blue water can be sapphire.Logical formLearned from3 sentences. A (display back) can be sapphire.Logical formLearned from3 sentences. A (scratch resistant glass) can be sapphire.Logical formLearned from3 sentences. A name can be sapphire.Logical formLearned from3 sentences. A sapphire crystal can be spherical.Logical formLearned from3 sentences. A sapphire crystal may provide (scratch resistance).Logical formLearned from3 sentences. A (crystal face) can be sapphire.Logical formLearned from3 sentences. A sapphire glass can be for (scratch resistance).Logical formLearned from3 sentences. A dress can be sapphire.Logical formLearned from3 sentences. A study can be sapphire.Logical formLearned from3 sentences. A hemisphere can be sapphire.Logical formLearned from3 sentences.