^start of string
.*?any character (except for line terminators), repeated any number of times
<the literal < (6010 / 748 / 3C16)
\w+any word character, repeated at least once
\sany whitespace character
.*?any character (except for line terminators), repeated any number of times
class=the literal text class= (case sensitive) "the literal " (3410 / 428 / 2216)
'the literal ' (3910 / 478 / 2716)
Group 2((.*?\b\s)+?[\w]+) +?repeats the group contents below at least once:
.*?any character (except for line terminators), repeated any number of times
\ban ASCII word boundary
\sany whitespace character
+matches at least one character from the set below:
\wany word character
"the literal " (3410 / 428 / 2216)
.*any character (except for line terminators), repeated any number of times
g modifier: global. Finds all matches instead of stopping after the first