[[467,468], [469,470], [471,472], [473,474], [475,476], [477,478], [479], [480,481], [482], [483,484], [485], [486,487]]
 [[488], [489], [490,491], [492,493], [494], [495,496], [497,498], [499,500], [501,502], [503,504], [505,506]]
 [[507,508], [509,510], [511,512], [513,514], [515,516], [517,518], [519,520], [521,522], [523], [524,525]]
 [[526], [527,528], [529,530], [531], [532,533], [534,535], [536,537], [538], [539, 540]]
 [[541,542], [543,544], [545,546], [547,548], [549,550], [551,552], [553,554], [555,556]]
 [[557,558], [559,560], [561], [562,563], [564,565], [566,567], [568,569]]
 [[570,571], [572,573], [574,575], [576,577], [578,579], [580]]
 [[581,582], [583,584], [585,586], [587,588], [589,590]]
 [[591,592], [593,594], [595,596], [597,598]]
 [[599,600], [601,602], [603,604]]
 [[605,606], [607,608]]
 [[609,610]]