に[先立「さきだ」]って/に[先立「さきだ」]ち/に[先立「さきだ」]つ => Before A occurs/takes place N2
Time, Situation
に先立って => before; prior to ~ N2
と言う/と言っていた => you could say; one might say; I'd say ~ N5
と([思「おも」]う、[言「い」]う、[考「かんが」]える) => That A N4
Particles
と言っている => To say that ... N3
Speaking
に気がつく => to notice; to realize N4
と言っていました => Someone said... N4
Speaking
と[言「い」]うのは => Means, is N3
Information, Report
~みこみがたつ => have a good prospect N1
Expected
ひとつまちがえば => Just (negligence) N3
Ability
と言われている => it is said that ~ N3
Heard
いつかの ... => Previously N4
Time