original passage: The CIA then tasks Foley with extracting CARDINAL out of the country. However, when his wife Mary Pat, also a CIA agent, attempts to make a brush pass to Filitov, the two are arrested by the KGB. The Foleys are then declared persona non grata, while Filitov is imprisoned and psychologically tortured until he eventually confesses to his crimes. In an effort to salvage the mission, CIA analyst Jack Ryan, who had now learned of CARDINAL's identity, concocts a plan to secure the return of Filitov and at the same time force the defection of KGB chairman Nikolay Gerasimov, who has been vying for the position of General Secretary since Filitov's arrest; Ryan tries to prevent his ascension to power due to his anti-American ideology.
original sentence: In an effort to salvage the mission, CIA analyst Jack Ryan, who had now learned of CARDINAL's identity, concocts a plan to secure the return of Filitov and at the same time force the defection of KGB chairman Nikolay Gerasimov, who has been vying for the position of General Secretary since Filitov's arrest; Ryan tries to prevent his ascension to power due to his anti-American ideology.
sentence2: According to Jack Ryan's plan, is Fillitov's return necessary for Gerasimov to be defeated?
sentence1: The CIA then tasks Foley with extracting CARDINAL out of the country. However, when his wife Mary Pat, also a CIA agent, attempts to make a brush pass to Filitov, the two are arrested by the KGB. The Foleys are then declared persona non grata, while Filitov is imprisoned and psychologically tortured until he eventually confesses to his crimes. In an effort to salvage the mission, CIA analyst Jack Ryan, who had now learned of CARDINAL's identity, concocts a plan to secure the return of Filitov and at the same time force the defection of KGB chairman Nikolay Gerasimov, who has been vying for the position of General Secretary since Filitov's arrest; Ryan tries to prevent his ascension to power due to his anti-American ideology.