1592953497000 1312632483000 term-54292 1616541023469 1312632548000 1616289865547 adlib fitz-online adlib-term-54292 1a920d58-48d9-305f-8cae-1a8c8f27b764 2 1 angle arches, obtuse angle arches, obtuse term reference term-55878 adlib-term-55878 40807b03-a6e5-3439-b8bd-17b0668dac9b drop arches