1 > blockquote with no whitespace before `>`. 2 3 foo 4 5 > blockquote with one space before the `>`. 6 7 bar 8 9 > blockquote with 2 spaces. 10 11 baz 12 13 > this has three spaces so its a paragraph. 14 15 blah 16 17 > this one had four so it's a code block. 18 19 > > this nested blockquote has 0 on level one and 3 (one after the first `>` + 2 more) on level 2. 20 21 > > and this has 4 on level 2 - another code block. 22