class="bi x0 y0 w1 h1"
class="bi x1 y1 w2 h1"
class="bi x2 y2 w3 h2"
class="bi x1 y3 w5 h3"
class="bi x0 y3 w1 h2"
class="bi x1 y0 w6 h0"
class="bi x0 y3 w7 h4"
class="bi x1 y4 w8 h5"
class="bi x2 y4 w9 h1"
class="bi x1 y0 w2 h6"