Sylwebaeth fyw o ail gêm brawf Cymru yng nghyfres yr haf, yn erbyn Yr Ariannin. Live commentary from Wales' second test of the summer against Argentina.
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Sylwebaeth fyw o ail gêm brawf Cymru yng nghyfres yr haf, yn erbyn Yr Ariannin. Live commentary from Wales' second test of the summer against Argentina.