Stieltjes became assistant at Leiden Observatory in April 1877 but his father who had done so much to help his son was not to live long after helping his son to obtain this position for he died in Rotterdam on 23 June 1878

Can you repeat this sentence, but add in punctuation?
Stieltjes became assistant at Leiden Observatory in April 1877 but his father, who had done so much to help his son, was not to live long after helping his son to obtain this position for he died in Rotterdam on 23 June 1878.
input: We shall obtain a glimpse of what that evolution has been in the mighty chapter of the book of Nature on which we are now to enter
fixed: We shall obtain a glimpse of what that evolution has been, in the mighty chapter of the book of Nature on which we are now to enter.
input ---- Two members of the committee preferably one German speaking and one English speaking are in attendance during those hours
output ---- Two members of the committee (preferably one German speaking and one English speaking) are in attendance during those hours.
Add punctuation: Hi my name is AngelikaXXX and I am 18 years
A: Hi, my name is AngelikaXXX and I am 18 years.
QUESTION: Fix punctuation: The protocol shall indicate which procedures are required to be followed in relation to the registration and reporting and in particular what is not needed to be reported
ANS: The protocol shall indicate which procedures are required to be followed, in relation to the registration and reporting and, in particular, what is not needed to be reported.
input ---- In the first days after surgery I was very poor Thinly arm does not work quite right
output ----
In the first days after surgery, I was very poor. Thinly arm does not work quite right.