Revert "Refined the prefiltering"
Revert "Refined the prefiltering"

This reverts commit c4e5d35baff3e91aa15f7cadc5be29c6b2cd96d8 [formerly 75aa4ac880fbffc6921cfe6726a3c573bd100526] [formerly 9d80cfe8faed7bbaf620d77f9d53bf00ae43b776 [formerly aa1138a6b60581230b4061f0f01326b17aa31b9e]].


Former-commit-id: d644395ef156e112fb092dc0ce88d8627eff7f0a [formerly bc53a620438cbe9845f07c53bd7da3e9f32e5bd3]
Former-commit-id: 11345367fd96f238fa6336d80c9863abe3b412ab
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine