{"v_uqiMw7tQ1Cc": {"duration": 55.15, "timestamps": [[0.28, 55.15], [13.79, 54.32]], "sentences": ["A weight lifting tutorial is given.", "  The coach helps the guy in red with the proper body placement and lifting technique."]}, "v_bXdq2zI1Ms0": {"duration": 73.1, "timestamps": [[0, 10.23], [10.6, 39.84], [38.01, 73.1]], "sentences": ["A man is seen speaking to the camera and pans out into more men standing behind him.", " The first man then begins performing martial arts moves while speaking to he camera.", " He continues moving around and looking to the camera."]}}