The trains departing from Monument (3&4) around 20:18 will be...

• 20:15 : St James
• 20:18 : South Shields
• 20:30 : St James
• 20:33 : South Shields
• 20:44 : St James
• 20:48 : South Shields
• 20:59 : St James
• 21:03 : South Shields

You can walk down the stairs to platforms 1 and 2.