import re
regex = r"^Material:\s*(.+)"
s = ("Color: Maroon Red\n"
"Height: 187cm\n"
"Number Of Seats: 6\n"
"Number Of Wheels: 4\n"
"Material: Aluminum\n"
"Brand: Toyota \n"
"#and hundreds of more lines...")
match = re.search(regex, s, re.MULTILINE)
if match:
my_var = match.group(1)
print(my_var)
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