Testing the OR operator

test 1

These should be found with a pattern like
A $title : ( I $id | B $author ) + : BR

Title 1.1 author 1.1
Title 1.2 id 1.2
Title 1.3 author 1.3 id 1.3
Title 1.4 id 1.4 author 1.4

Test 2

The same thing as before, but with no whitespace between the tags
Title 2.1author 2.1
Title 2.2id 2.2
Title 2.3author 2.3id 2.3
Title 2.4id 2.4author 2.4