Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: A Dutch mother has abducted two of her four children and taken them to join militants fighting for the Islamic State terrorist organisation in Syria. The unnamed 32-year-old Chechen national had been living in Maastricht in the southern Netherlands before taking her young son and daughter to ISIS' de facto capital Raqqa. The father of the missing children named the pair as Luca, seven, and his sister Aysha, eight, and said they had been taken without his consent. The woman's two other children are believed to have been handed over to a relative before she left to join the terror group.Chechen national, 32, took children from home in Maastricht, NetherlandsLater updated her Facebook page to say trio had arrived in city of RaqqaWoman's estranged husband had been concerned about her intentions and had reported her to the police last AutumnBut she managed to convince officers she had no plans to travel to SyriaShortly after she fled the country with her children using fake passports 
 Question:After making the announcement of their arrival in Raqqa on _ last October, nothing has been heard from the trio since.

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