Woods lambasted European Tour referee John Paramor for warning him and playing partner Padraig Harrington for slow play in the final round at Firestone.

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John Paramor, the chief referee for the European Tour, said he warned Guan as the group walked to the 17th tee that he needed to speed it up.

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But that was later over-ruled by chief referee John Paramor.

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It later emerged that the pair, who were watched by an enormous gallery, were given a warning for slow play and placed under the watch by match referee John Paramor.

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