cause event 1
event headline: Russia orders troops into rebel-held regions in Ukraine
event type: Make statement
event time: 2022-02-22
subject name: RUSSIA
object name: REBEL

cause event 2
event headline: Russia-Ukraine: Biden briefed by security advisers as Russian commanders receive invasion orders
event type: EXPRESS INTENT TO COOPERATE
event time: 2022-02-20
subject name: PRESIDENT
object name: RUSSIA

cause event 3
event headline: Biden says he's now convinced Putin has decided to invade Ukraine, but leaves door open for diplomacy
event type: Consult
event time: 2022-02-18
subject name: PRESIDENT
object name: UNITED STATES

cause event 4
event headline: russia may stage violent event to justify ukraine invasion,says us
event type: Fight
event time: 2022-02-18
subject name: RUSSIA
object name: CIVILIAN

cause event 5
event headline: Full coverage: Russian troops advance toward Ukraine capital of Kyiv
event type: Reject
event time: 2022-02-17
subject name: LAWMAKER
object name: PRESIDENT