Problem: Does "Of greater potential was the GL (Gunlaying) radar and searchlights with fighter direction from RAF fighter control rooms to begin a GCI system (Ground Control-led Interception) under Group-level control (No. 10 Group RAF, No. 11 Group RAF and No. 12 Group RAF)." answer the question "Gunlaying radar and RAF controls combined to create what system?"

A: yes

Problem: Does "Animals may also be 'grazed' upon; female mosquitos land on hosts briefly to gain sufficient proteins for the development of their offspring." answer the question "What is an organism that grazes upon other animals?"

A: yes

Problem: Does "Steel is an example of an interstitial alloy, because the very small carbon atoms fit into interstices of the iron matrix." answer the question "Stainless steel is an example of what two alloys?"

A:
no