Question: Who is the paternal grandfather of Arruns Tarquinius (Son Of Tarquin The Proud)?
Sentence (from "Arruns Tarquinius (son of Tarquin the Proud)"): Arruns Tarquinius L. f. L. n. was the second son of Lucius Tarquinius Superbus, the seventh and last King of Rome.
Relevant evidence: Yes