an Entity references as follows:
Grzegorz Zenon Schreiber (born 14 February 1961 in Bydgoszcz, Poland) is a Polish politician who is a current Marshal of Łódź Voivodeship. Between 1991 and 1993 he was Sejm member. He was Bydgoszcz City Councillors also (2002–2006). In 1986 he graduated philology in Pedagogical University (Polish: Wyższa Szkoła Pedagogiczna), current Kazimierz Wielki University in Bydgoszcz. Between 1987 and 1991 he worked as teacher in Primary School in Kotomierz. In 1991 he was a principal of 16th Primary School in Bydgoszcz. In 1990s he was the President of multi-sport club Polonia Bydgoszcz (BKS Polonia).