doc: [ DocGroup({"tag": "pre"}, [ DocChars("7"), DocGroup({"client": "right", "tag": "caret"}, []), DocChars("a ca qcyv FP C4 l 5xR Ewx vx n2ME0OkL hnKX3HSNr2 F76I15m6T4Y il L") ]), DocGroup({"tag": "h1"}, [ DocGroup({"tag": "caret", "client": "left"}, []), DocChars("o7C5 k H DmA6 m rdmYx U 6A I dgx 6 qiWAV1edWk7 73 t7j1T60 V6 wEP 5a 65GB1P71 u f vs7Y5 WLdw8 Yg lPXQ pLv7d6 6k 3u1 04qXTFpB562Dk illo world!fF I bbat\'s up with you?") ]) ] a_del: [ DelWithGroup([ DelSkip(1), DelWithGroup([]), DelSkip(68) ]), DelWithGroup([ DelGroup([]) ]) ] a_add: [ AddWithGroup([ AddSkip(1), AddWithGroup([]), AddSkip(68), AddGroup({"client": "left", "tag": "caret"}, []) ]), AddWithGroup([]) ] b_del: [ DelGroup([ DelSkip(1), DelGroup([]), DelSkip(68) ]) ] b_add: [ AddGroup({"tag": "pre"}, [ AddSkip(2), AddGroup({"client": "right", "tag": "caret"}, []), AddSkip(67) ]) ]