Does "In August 2007 Virgil Griffith, a Caltech computation and neural-systems graduate student, created a searchable database that linked changes made by anonymous Wikipedia editors to companies and organizations from which the changes were made." contain the correct answer to "What was Virgil Griffith focused on?"

A: yes

Does "Between Thuringia and the other German states, the balance is negative:" contain the correct answer to "How many people migrated to Thuringia between 2008 and 2012?"

A: no

Does "IBM has been a leading proponent of the Open Source Initiative, and began supporting Linux in 1998." contain the correct answer to "What is a notable legal case involving open source and IBM?"

A:
no