Signs saying 'stop killing in Iran' are anti-killing signs, so a crowd of protesters holding up signs saying 'stop killing in Iran' is a crowd of protesters holding up anti-killing signs.


Context: "A crowd of protesters in the street holding up peace signs an holding signs saying "stop killing in Iran."" Claim: "A crowd of protestors hold up anti-killing signs."
Considering the context, is the claim true, false, or unknown?