I don't know what a tutelage is!
(that is a sentence you can really use not kidding)
Many students learned to read under Miss Morgan's tutelage.
A tutor is a teacher - so "later became (should be came not became) under the tutelage of William...." means "later he studied under William Flinders Petrie"
The word tutelage is used as a noun and originates from the Latin language. Tutelage means an institution or person who teaches students individually and sometimes privately.
I became a better English student due to my friends tutelage over the past semester as he worked closely with me to improve my sentence structure.
I am not writing a sentence using that word.
I can give you a sentence using the word galaxy.
a sentence using the word endotracheal
This is a sentence using the word aviator.
Tutelage
I am saying a sentence using the word collagen.
This is a sentence using the word monomer. :P
this is a sentence using the word armchair.