I guess the family you are looking for is (with marriage record at the top):

--- 24Sep1876 Sheet 158 # 1845, LDCR-BN8; 1848 LDCR-BND Maria Prokopovies Robilis
+ Aurelius Maximilianus Laczko; 29 April 1879; Victor Laczko; Maria Prokopovics # L658-RKK
+ Arthur Arnoldus Laczko; 22 June 1882; Victor Laczko; Maria Prokopovics # L65D-WMN
+ Leontina Maria Emilia Laczko; 2 December 1883; Victor Laczko; Maria Prokopovich # LDCR-BNZ

Father (Aurelius) Victor comes from this family:
--- 29Jan1829 Sheet 113 # 21, LXQG-QNT; 18, LXQG-QF2
+ Ottilia Laczko; 26 September 1830; Joannes Laczko; Maria Fukier # LDCR-FM8
+ Alexander Carolus Josephus Laczko; 22 March 1832; Joannes Laczko; Maria Fuke # LXQG-471
+ Maria Theresia Laczko; 8 January 1835; Joannes Laczko; Maria Fuker # LDZ9-ZV8
+ Antonia Paulina Paczko; 19 June 1836; Joannes Paczko; Maria Fuker # LDZ9-82C
+ Titus Caspar Laczko; 10 January 1837; Joannes Laczko; Maria Fuker # LXQG-486
+ Maria Hermina Laczko; 14 April 1839; Joannes Laczko; Maria Fuker # LDCF-2PM
+ Cornelia Ernestina Laczko; 16 January 1842; Joan Laczko; Maria Fusker # LDCF-24S
+ Vilhelmus Maximilianus Aegidius Laczko; 10 September 1843; Joannes Laczko; Maria Fuker # LXQG-4NW
+ Aurelius Viktor Laczko; 14 May 1845; János Laczko; Maria Fuker # LDCR-BN8
+ Emma Regina Laczko; 21 September 1847; János Laczko; Mária Fuker # LDZQ-6B3

There are many more Laczko birth records from Gnazda that needs to be sorted out.
On the cemetery you'll find these graves:
A-240
Miksa Laczko 01.01.1843 01.01.1904 # maybe ??? LXQG-4NW ???
Latzko Viktor 01.01.1945 01.01.1919 # LDCR-BN8, error on birth, must be 1845
+ Latzko Irma 01.01.1849 01.01.1928 # ??? geb. Prokopovitsch, not in Hniezdne
++ Latzko Aurel 01.01.1879 01.01.1963 # L658-RKK
A-329,330
Lacko Jozef 06.09.1924 08.07.1989
C-13
Lacko Emil 11.08.1949 09.07.1973

Note that the IDs I'm using are from FamilySearch, e.g. LDCR-BNZ for Leontina.

Lothar