class="bi x0 y0 w0 h1"
class="bi x0 y0 w1 h2"
class="bi x0 y0 w3 h3"
class="bi x0 y0 w1 h4"
class="bi x0 y0 w4 h6"
class="bi x0 y0 w6 h7"
class="bi x0 y0 w3 h9"
class="bi x0 y0 w7 h0"
class="bi x0 y0 w8 ha"
class="bi x0 y0 w9 hc"