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Pred Hughes: Ogof Cnwc Cave 2
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Pred Hughes: Ogof Cnwc Cave 1
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Pred Hughes: Ogof Cnwc Cave 3
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Pred Hughes: Ogof Cnwc Cave 4
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Pred Hughes: Ogof Craig y Ffynnon Cave 2
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Pred Hughes: Ogof Craig y Ffynnon Cave 3
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Pred Hughes: Ogof Craig y Ffynnon Cave 1
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Pred Hughes: Ogof Agen Allwedd Cave 1
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Pred Hughes: Ogof Agen Allwedd Cave 2