class="bi x0 y0 w1 h1"

class="bi x1 y1 w2 h2"
class="bi x1 y1 w2 h3"
class="bi x2 y1 w3 h4"
class="bi x2 y1 w3 h4"
class="bi x2 y1 w3 h4"
class="bi x1 y1 w2 h5"
class="bi x1 y1 w2 h5"
class="bi x1 y1 w3 h6"
class="bi x1 y1 w3 h3"
class="bi x1 y1 w4 h3"
class="bi x1 y1 w3 h3"
class="bi x3 y1 w5 h4"
class="bi x3 y1 w6 h3"
class="bi x3 y1 w5 h3"
class="bi x3 y1 w5 h7"
class="bi x3 y1 w6 h8"
class="bi x1 y1 w4 h9"
class="bi x1 y2 w2 ha"
class="bi x1 y3 w2 hb"
class="bi x1 y3 w7 hb"
class="bi x1 y3 w2 hb"
class="bi x1 y3 w8 hb"
class="bi x1 y3 w8 hb"