Complex sentence: Adds a Row of data to, appropriately formatted for either the Winter or Summer Games; formatting is determined by the "Year", assuming games alternating between Winter & Summer, being held every other year, with the first games being Winter games in 1967.
Split into simpler sentences: Adds a Row of data to, appropriately formatted for either the Winter or Summer Games. Formatting is determined from the "Year", assuming games alternating between Winter & Summer, being held every other year, with the first games being Winter games in 1967.