From https://assets.bupa.co.uk/~/media/images/healthmanagement/pdfs/half-marathon-beginner.pdf
Starting from week 4:
Week Monday Tuesday Wednesday Thursday Friday Saturday Sunday
4 Rest 40 mins easy 30 mins tempo Rest 40 mins cross Rest (03/24) 60 mins 6.7 km 5.1 Km - - 41:51 m 30:00 m 61.3 Kg 60.8 Kg 5 Rest 40 mins easy 30 mins tempo Rest 40 mins interval Rest (03/31) 11 Km 11.9 Km - 5.99 Km 11.0 Km 80:00 m 40 m 60:08 m 6 Rest 40 mins easy 30 mins tempo Rest 40 mins interval/cross Rest (04/07) 13 Km 7 Rest 40 mins easy 30 mins tempo Rest 40 mins interval Rest (04/14) 60 mins 8 Rest 40 mins easy 30 mins tempo Rest 50 mins interval/cross Rest (04/21) 16 Km 9 Rest 40 mins easy 30 mins tempo Rest 50 mins interval Rest (04/28) 8 Km 10 Rest 40 mins easy 30 mins tempo Rest 40 mins interval/cross Rest (05/05) 19 Km 11 Rest 40 mins easy 30 mins tempo Rest 40 mins interval Rest (05/12) 10 Km 12 Rest 40 mins easy 30 mins tempo Rest 50 mins easy Rest (05/19) Race