claim: The IPhone 4 was marketed by Japan.
evidence: The zwischenzug -LRB- German  : -LSB- ˈtsvɪʃənˌtsuːk -RSB- `` intermediate move '' -RRB- is a chess tactic in which a player , instead of playing the expected move -LRB- commonly a -RRB- , first interposes another move posing an immediate threat that the opponent must answer , and only then plays the expected move .. German. German language. chess. chess. tactic. Chess tactic. Ideally , the zwischenzug changes the situation to the player 's advantage , such as by gaining or avoiding what would otherwise be a strong continuation for the opponent .. Such a move is also called an intermezzo , intermediate move , or in-between move .. When the intermediate move is a check , it is sometimes called an `` in-between check '' , `` zwischenschach '' , or `` zwischen-check '' .. check. check ( chess ). As with any fairly common chess tactic , it is impossible to pinpoint when the first zwischenzug was played .. chess. chess. tactic. Chess tactic. Three early examples are Lichtenhein -- Morphy , New York 1857 ; Rosenthal -- De Vere , Paris 1867 ; and Tartakower -- Jose Raul Capablanca , New York 1924 .. Morphy. Paul Morphy. New York. New York City. Rosenthal. Samuel Rosenthal. De Vere. Cecil De Vere. Tartakower. Savielly Tartakower. Jose Raul Capablanca. Jose Raul Capablanca. The first known use of the term zwischenzug , however , did not occur until 1933 , when the prolific American chess authors Fred Reinfeld and Irving Chernev used it in their book Chess Strategy and Tactics .. chess. chess. American. United States. Fred Reinfeld. Fred Reinfeld. Irving Chernev. Irving Chernev