
Are the following mentions coreferent?:
<m> tsunami warning </m> in Indonesias - Aceh - USGS A powerful 6. 1 - magnitude earthquake struck the Indonesian province of Aceh with no tsunami warning issued. 
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<m> tsunamis </m> in According to the officials, a series of powerful earthquakes has shaken Indonesia's remote eastern province of Papua, briefly triggering fears of a tsunami and also sent small tsunamis into Japan's southeastern coast. A young girl was killed and dozens of others were seriously injured in the quakes, which also sent small tsunamis into Japan's southeastern coast. 