def build_initial_kernel(var_name_table, kernel_var_names):
    """
    Build the initial kernel set.

    :param var_name_table: name-bool pair containing names of vars.
    :type var_name_table: dict
    :param kernel_var_names: names of variable to set in the kernel
    :type kernel_var_names: list
    :return: var_name_table with value True for vars in the kernel.
    :rtype: dict
    """
    for var in kernel_var_names:
        var_name_table[var] = True

    return var_name_table