class="bi x0 y0 w1 h1"
class="bi x1 y1 w2 h2"
class="bi x0 y2 w3 h3"
class="bi x2 y2 w4 h4"
class="bi x3 y3 w5 h5"
class="bi x4 y4 w4 h6"
class="bi x5 y5 w7 h8"
class="bi x2 y6 w8 h9"
class="bi x6 y7 w9 ha"
class="bi x7 y8 wa h1"