class="bi x0 y0 w1 h1"
class="bi x0 y1 w2 h1"
class="bi x0 y2 w3 h2"
class="bi x0 y3 w4 h3"
class="bi x0 y4 w3 h4"
class="bi x0 y5 w3 h5"
class="bi x0 y6 w5 h6"
class="bi x0 y7 w3 h7"
class="bi x0 y8 w3 h8"
class="bi x0 y0 w6 h9"
class="bi x0 y9 w7 ha"
class="bi x0 ya w7 hb"
class="bi x0 yb w8 hc"
class="bi x0 yc w3 hd"