A Koploper and a Sprinter LightTrain departing Leiden Centraal to The Hague at the same second

Photo by: Takács Bence

The NS class 4200 Koploper no. 4205 seen between Leiden Centraal and Leiden Lammenschans on a swing bridge

Photo by: Takács Bence

An NS Koploper trainset at Leiden Centraal

Photo by: Takács Bence

The Nederlandse Spoorwegen (NS) Koploper 4036 seen at Leiden Centraal

Photo by: Takács Bence

Leiden Centraal

Photo by: Takács Bence

Den Haag Centraal

Photo by: Takács Bence

A Koploper seen at Utrecht

Photo by: Takács Bence

Koploper at Gouda

Photo by: Takács Bence

A Koploper at Amsterdam Centraal

Photo by: Takács Bence

The NS Koploper 4206 seen at Amsterdam Centraal

Photo by: Takács Bence

Koploper at Amsterdam

Photo by: Takács Bence

The NS 4206 Koploper IC trainset seen at Amsterdam

Photo by: Takács Bence

A Koploper at Rotterdam Zuid

Photo by: Takács Bence

A Koploper at Eindhoven

Photo by: Takács Bence

An NS Koploper trainset seen between Leiden Centraal and De Vink

Photo by: Takács Bence

A Koploper trainset at Leiden Lammenschans

Photo by: Takács Bence

A Koploper trainset at Leiden Lammenschans

Photo by: Takács Bence

An NS Plan Z ICm Koploper trainset seen at Gouda

Photo by: Takács Bence

An NS Plan Z ICm Koploper trainset seen at Gouda

Photo by: Takács Bence

An NS Koploper multiple unit seen at Utrecht Centraal

Photo by: Takács Bence