Simplify the following text for a Grade 3 native English-speaking person.
Original: It is the first facility built specifically for the Twins , as Metropolitan Stadium was built for the Minneapolis Millers five years before the Twins came to Minnesota and the Metrodome was built as a multipurpose stadium for the Twins , Minnesota Vikings and the University of Minnesota Golden Gophers football team - the 2010 season was the first since 1936 in which the franchise did not share their home stadium with an NFL team .
Simplified: It is the first stadium built just for the Twins .