If I had to make an educated guess, I'd say that "Ancilla tilia" might refer to a concept or a term used in a specific context, and "Piratenpartij" is likely related to the Pirate Party, a political movement that advocates for digital rights and freedoms.
The search term links Ancilla Tilia to the because she served as a high-profile candidate and activist for the party, specifically during the 2010 national elections, using her platform to advocate for digital privacy and copyright reform. ancilla tilia piratenpartij