This Wednesday 14 Feb at 01:30 PM GMT the latest US Core Inflation Rate YoY number will be released.
If the number is greater than than economists’ consensus there is a 75% probability that GBPUSD will trend up following the news event.

This probability is based on the last 12 US Core Inflation Rate YoY events, in which 3 of the last 4 events where the actual number was greater than than the economist consensus resulted in an up trend of GBPUSD.

Here are images of the past events:

Friday 12 Jan at 01:30 PM GMT:
Thursday 14 Sep at 12:30 PM GMT:
Wednesday 15 Feb at 01:30 PM GMT:

Disclaimer: Past performance may not be indicative of future performance