Question:
Who was the owner of Com Hem in Apr, 2019?

Context:
 Com Hem is owned by Providence Equity Partners from Jan, 2006 to Jan, 2011. 
 Com Hem is owned by EQT Partners from Jan, 2003 to Jan, 2006. 
 Com Hem is owned by Carlyle Group from Jan, 2006 to Jan, 2011. 
 Com Hem is owned by Telia Company from Jan, 1993 to Jan, 2003. 
 Com Hem is owned by BC Partners from Jan, 2011 to Dec, 2022.

Answer:
BC Partners