Complex sentence: On April 17 the number of submissions per editor on the Requests page was reduced from 3 to 2, to ensure that more editors would have a fair chance of having a request fulfilled within a reasonable time.
Split into simpler sentences: On April 17 the number of submissions per editor on the Requests page was reduced from 3 to 2. This was done to ensure that more editors would have a fair chance of having a request fulfilled within a reasonable time.