Wars may pertain-to 1990s.Logical formLearned from1 478 sentences. An end may pertain-to 1990s.Logical formLearned from853 sentences. 1990s may undergo a recession.Logical formLearned from846 sentences. A beginning may pertain-to 1990s.Logical formLearned from790 sentences. A boom may pertain-to 1990s.Logical formLearned from446 sentences. 1990s may undergo a start.Logical formLearned from377 sentences. A canoer may compete in 1990s.Logical formLearned from297 sentences. An economic boom may pertain-to 1990s.Logical formLearned from264 sentences. A war can be in 1990s.Logical formLearned from262 sentences. 1990s may undergo conflicts.Logical formLearned from248 sentences. A decade may pertain-to 1990s.Logical formLearned from213 sentences. A (rugby league footballer) may pertain-to 1990s.Logical formLearned from212 sentences. Wars can be in 1990s.Logical formLearned from211 sentences. (Boom years) may pertain-to 1990s.Logical formLearned from209 sentences. A (bull market) may pertain-to 1990s.Logical formLearned from178 sentences.