A (multichallenger regatta) may be postponed.Logical formLearned from2 sentences. A regatta can be a precondition.Logical formLearned from2 sentences. A proposal can be for a regatta.Logical formLearned from2 sentences. A regatta can be in a dinghy.Logical formLearned from2 sentences. A world-city may host a regatta.Logical formLearned from2 sentences. A (form team) may come through (challenger regattas).Logical formLearned from2 sentences. (Warm-up regattas) can be with boats.Logical formLearned from2 sentences. A team can be in a series of (warm-up regattas).Logical formLearned from2 sentences. Turnarounds can be in regattas.Logical formLearned from2 sentences. Some boats may collide during a regatta.Logical formLearned from2 sentences. Races can be part of a series of (warm-up regattas).Logical formLearned from2 sentences. A boat can be in a regatta.Logical formLearned from2 sentences. A series can be constituted-of-or-filled-with (warmup regattas).Logical formLearned from2 sentences. Regattas can be preparatory.Logical formLearned from2 sentences. A team can be a stranger to a regatta.Logical formLearned from2 sentences.