class="bi x1 y1 w1 h1"
class="bi x2 y2 w2 h2"
class="bi x3 y0 w3 h0"
class="bi x4 y3 w4 h3"
class="bi x3 y0 w5 h0"
class="bi x1 y1 w6 h4"
class="bi x5 y0 w7 h0"
class="bi x4 y4 w8 h5"
class="bi x3 y5 w3 h6"

class="bi x3 y0 w9 h0"
class="bi x2 y0 w2 h0"
class="bi x1 y0 wa h0"
class="bi x4 y0 wb h0"
class="bi x5 y0 w7 h0"
class="bi x4 y0 wc h0"
class="bi x1 y0 w6 h0"