Not much training time for an under 50 minute 10k run, but here's an attempt (based on time-to-run's sub-50):
Mon Tue Wed Thu Fri Sat Sun
Oct 26 Oct 27 Oct 28 Oct 29 Oct 30 Oct 31 Nov 1 60 min 30 min 2k @ 4.55/k rest 105 min 2 min rest ✔ (repeat x 3) Nov 2 Nov 3 Nov 4 Nov 5 Nov 6 Nov 7 Nov 8 30 min 30 min 1k @ 4.50/k 30 min 30 min rest 5k @ 4.55/k 90 sec rest (repeat x 5) Nov 9 Nov 10 Nov 11 Nov 12 Nov 13 Nov 14 Nov 15 10k easy 30 min 1k @ 4.55/k 30 min 30 min rest race day 1 min easy (repeat x 3)