
Are the following mentions coreferent?:
<m> said </m> in The pitched battle for supremacy in the chip-making market reached a critical phase yesterday with Advanced Micro Devices ( AMD ) in Sunnyvale, Calif. announcing its decision to acquire Canadian graphic cards manufacturer ATI Technologies ( ATI ). The imminent purchase of ATI is the most vital element in AMD's concerted campaign to dethrone the mighty Intel Corp. 
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<m> announcing </m> in In a news conference announcing the merger held in Taipei yesterday, Henri Richard, executive vice president of AMD urged investors not to worry as ATI's relations with TSMC and its rival United Microelectronics Corp. would not change. 