[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"exercise-B1-721":3},{"preview":4,"open":14,"missing":37},{"id":5,"number":6,"total":7,"level":8,"course":9,"activity":10,"discriminator":11,"title":12,"slug":13,"instructions":14,"excerpt":15,"prompts":16,"lock":19,"access":20,"updated":21,"previous_id":22,"next_id":23,"previous":24,"next":28,"first":32},721,67,90,"B1","reading","long_text","reading_long_text","The Lost Painting","the-lost-painting",null,"In a quiet Italian town, an old museum held a painting called *…",[17,18],"What was the name of the painting that went missing?","What clue did Detective Sofia find near the open window?","login","pro","2026-10-02T14:14:49",720,722,{"id":22,"number":25,"title":26,"slug":27},66,"Tony and Elvira","tony-and-elvira",{"id":23,"number":29,"title":30,"slug":31},68,"The Mysterious Island","the-mysterious-island",{"id":33,"number":34,"title":35,"slug":36},655,1,"A Lifetime on Two Wheels","a-lifetime-on-two-wheels",false]