As Wachstein makes clear, the old genealogy by Cohen-Zedek for this Abraham Pollack is wrong. Please do not connect him to Yaakov Pollack
The correct genealogy for Rabbi Avraham Chaim ben Avraham, of Opatow ABD Nikolsburg can be seen at https://media.geni.com/p13/b5/77/2b/75/534448522ee7a387/screen_shot_2020-02-01_at_11_original.jpg?hash=75754433efb5385f143e47cd09fde9a0e33e687ce129c043abe5e73ba27e9437.1697266799
Yigal Burstein you ignored my corrections and curator note last time.