text: pandemic     NaN      NaN    3  2019                   Lawrence Cherono   Kenya  2:07:57    4  2018                      Yuki Kawauchi   Japan  2:15:58    Thought:I now know the final answer.    Final Answer:        Year                               Name Country     Time    0  2022                       Evans Chebet   Kenya  2:06:51    1  2021                     Benson Kipruto   Kenya  2:09:51    2  2020  Canceled due to COVID-19 pandemic     NaN      NaN    3  2019                   Lawrence Cherono   Kenya  2:07:57    4  2018                      Yuki Kawauchi   Japan  2:15:58        > Finished chain.    {        "thoughts": {