Assertion: direct flight's flight number | /r/HasProperty | ord-lhr
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text: It has happened AA had through flight numbers on an M80 DFW-ORD and the same flight number ORD-LHR, as well as a 763 SFO-DFW connecting (sometimes even requiring a terminal change) to another 763 with the same flight number (AA48? iirc) to ZRH.