Question: What kind of activity are the niche-themed products Bookchase and San Marco?

full_context: Document 1: Alhambra (board game): Alhambra (German: Der Palast von Alhambra , literally "The Palace of the Alhambra") is a 2003 tile-based German-style board game designed by Dirk Henn. It was originally published in Germany by Queen Games in a language-interdependent version; an English-specific version was released in North America by the now-defunct Überplay. The game is an Arabian-themed update, set during the construction of the Alhambra palace in 14th century Granada, of the 1998 stock trading board game "Stimmt So!", which in turn was an update of the 1992 mafia influence board game "Al Capone"; the original version was subsequently released as "".
Document 2: Trivial Pursuit: Trivial Pursuit is a board game in which winning is determined by a player's ability to answer general knowledge and popular culture questions.
Document 3: Vinci (board game): Vinci is a board game designed by Philippe Keyaerts. It resembles a diceless variant of "Risk" with variable special abilities and an original decline mechanic, and is also similar in some ways to "History of the World". The game's name, pronounced "Vinchi", means "to be conquered" in Latin. In 2009, the game's mechanics were re-implemented with several changes and a fantasy-oriented theme as "Small World", also credited to Keyaerts, and published by Days of Wonder.
Document 4: Trivial Pursuit (disambiguation): Trivial Pursuit is a boardgame based on a player's ability to answer general knowledge and popular culture questions.
Document 5: Museo Nazionale di San Marco: Museo Nazionale di San Marco is an art museum housed in the monumental section of the medieval Dominican friary dedicated to St Mark (San Marco), situated on the present-day Piazza San Marco, in Florence, region of Tuscany, Italy.
Document 6: Porta San Marco, Siena: Porta San Marco is the remnant of one of the gates found the medieval walls of Siena, region of Tuscany, Italy. It is found at the start of Via San Marco. si trova in fondo a via San Marco.
Document 7: Alan R. Moon: Alan R. Moon (born 18 November 1951) is an author of board games, born in Southampton, England, and currently living in the United States. He is generally considered to be one of the foremost designers of German-style board games. Many of his games can be seen as board game variations on the travelling salesman problem.
Document 8: Matching game: Matching games are games that require players to match similar elements.
Document 9: Medina (board game): Medina is a board game designed by Stefan Dorra and published by Hans im Glück and Rio Grande Games in 2001. In the game, three or four players compete to be the most influential developer of Medina, a desert city near the Atlas Mountains in 1822. Variations of the game allow 2 or 5 players. The game was nominated for the 2001 Deutscher Spiele Preis and the 2003 Jeu de l'année, but won neither prize.
Document 10: Paper Chase (game): Paper Chase (also known as Hare and Hounds or Chalk Chase) is a racing game played outdoors (best played within a wood or even a shrubbery maze) with any number of players. At the start of the game, one person is designated the 'hare' and everyone else in the group are the 'hounds'. The 'hare' starts off ahead of everyone else leaving behind themselves a trail of paper shreds (or chalk marks in an urban environment) which represents the scent of the hare. Just as scent is carried on the wind, so too are the bits of paper, sometimes making for a difficult game. After some designated time, the hounds must chase after the hare and attempt to catch them before they reach the ending point of the race. It is generally done over a long distance, but shorter courses can be set. If the hare makes it to the finish line, they get to choose the next hare, or to be the hare themselves. Similarly, the person who catches the hare gets to choose the next hare.
Document 11: Literature (card game): Literature is a card game for 4 to 12 players, most commonly played with 6 or 8 players in two teams. It uses a modified version of the Western 52-playing card deck; four cards with the same face value (typically 2's or 8's) are removed, leaving 48 cards. The game is sometimes called Canadian Fish, after the similar Go Fish.
Document 12: San Marco 1: San Marco 1, also known as San Marco A, was the first Italian satellite, and the first non-Soviet/US spacecraft. Built in-house by the Italian Space Research Commission (Italian: "Commissione per le Ricerche Spaziali" , CRS) on behalf of the National Research Council, it was the first of five as part of the Italian-US San Marco programme.
Document 13: San Marco (board game): San Marco is a 2001 designer board game by Alan R. Moon and Aaron Weissblum. The game is set in Venice, and the title comes from the name of one of the city's districts.
Document 14: Acquire: Acquire is a multi-player mergers and acquisitions themed board game. It is played with tiles representing hotels that are arranged on the board, play money and stock certificates. The object of the game is to earn the most money by developing and merging hotel chains. When a chain in which a player owns stock is acquired by a larger chain, players earn money based on the size of the acquired chain. At the end of the game, all players liquidate their stock in order to determine which player has the most money. It was one of the most popular games in the 1960s 3M bookshelf game series, and the only one still published in the United States.
Document 15: Bookchase: Bookchase is a board game published by Art Meets Matter. Players compete to acquire six small books for their bookshelf. They do this by partly by answering multiple-choice questions, partly by visiting special spaces on the board: The Bookshop, The Book Corner, The Library and also by chance events triggered by the turn of an Award or Sentence card.
ground_truth: board game