If the value is 0, then the lines are not connected at all.

The lines should be connected, starting from the central image.

The two lines were directly connected on April 1, 1989.

In 1932 the line was connected to the City underground.

Before the high-speed line was connected, she said, the school had only one computer.

"We'll have everything ready by the time the line is connected," said the artist.

The line is completely different from other lines in Pyongyang, and not connected to any of them.

The problem comes from those businesses and government agencies with 20, 50, a hundred or more lines connected to their internal phone systems.

There remains the possibility that the two lines are connected, but no direct evidence of this has yet been established.

America Online would not say how many of those lines are connected through the toll-free numbers.