text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_26757_4 (proto_slavic VARCHAR, serbo_croatian VARCHAR)
  ### Question:
  When  гн(иј)ездо / gn(ij)ezdo is the serbo-croatian how many proto-slavics are there?
  ### Answer:
  SELECT COUNT(proto_slavic) FROM table_26757_4 WHERE serbo_croatian = "гн(иј)ездо / gn(ij)ezdo"