
Are the following mentions coreferent?:
<m> travel </m> in A relative unknown will take over the title role of Doctor Who in the British science fiction television show, making him the 11th time lord in 45 years to travel across the universe in the Tardis time-ship. 
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<m> time-travelling </m> in Just hours after little-known actor Matt Smith was named as the new Doctor in the BBC Wales hit show, speculation mounted that a star name would accompany him on his time-travelling adventures. 