Phone Calls - Queries: Code Correction

[Balachandar-Ganesan]

Description

{ In the page https://docs.vaticle.com/docs/examples/phone-calls-queries , Suggest the following changes in Code and textual description
1."Who are the people who have received a call from a London customer aged over 50 who has previously called someone aged under 20? "
for above question, under "As a statement", City has to be London need to be added to support the description
2. In the same section, the code has the attribute is-customer and is no longer relevant and has to be removed from code
Thanks

}