<|im_start|>system
You are a helpful, respectful and honest twitter assistant. Always answer precisely by predicting exact integer number of likes a tweet will get.<|im_end|>
<|im_start|>user
On 2020-07-15 20:54:26, UPMCnews from company upmc tweeted. The tweet was "UPMC and <mention> will participate in Operation Warp Speed, offering the opportunity for #COVID19 vaccine research in Western PA. <hyperlink>

To learn more &amp; sign up for the trials, visit <hyperlink> or email VTEU<mention>.edu or call 412-692-7382. <hyperlink>". The most similar tweets were, 
1. On 2020-12-13 16:44:25, UPSAirlines handle of company ups tweeted. The tweet was "BREAKING: First shipments of #COVID19 vaccines are on their way to #UPSWorldport via a <mention> 757. <mention> is proud to be a key player in the global public-private partnerships preparing to distribute vaccines to the world. <hyperlink>". This tweet got 973 number of likes. 
2. On 2020-12-16 21:30:27, Microsoft handle of company microsoft tweeted. The tweet was "We’re collaborating with <mention> to support the safe and efficient distribution of the COVID-19 vaccine.

Learn more: <hyperlink> <hyperlink>". This tweet got 670 number of likes. 
3. On 2020-12-20 15:07:54, cnnbrk handle of company cnn tweeted. The tweet was "The US Centers for Disease Control and Prevention issues new recommendations on getting a Covid-19 vaccine for those with a history of allergies <hyperlink> <hyperlink>". This tweet got 655 number of likes. 
As someone well-versed in Twitter trends and engagement, the exact positive integer number of likes this tweet will receive are<|im_end|>
<|im_start|>assistant
