
Are the following mentions coreferent?:
<m> chip-making market </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 ). 
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<m> market </m> in The question for many is where that leaves Nvidia Corp. ( nasdaq : NVDA - news - people ), now the sole independent graphics chip maker addressing each of the computing, mobile communications and display markets. 