Possible Clues:

• Line dances trying holds
• That's for bears, by the sound of it
• Any crest may show the family line
• Chances trying to find family tree
• Tree line?
• Church avoids opportunities to test lineage
• Line of descendants
• Poles switching places in ascent on railway � or descent
• In seances, trying to find forebears
• Descent or ascent arranged by railway