class="bi x0 y0 w1 h1"
class="bi x1 y1 w2 h2"
class="bi x2 y2 w3 h3"
class="bi x1 y3 w4 h4"
class="bi x2 y3 w5 h4"
class="bi x1 y3 w4 h4"
class="bi x2 y3 w3 h4"
class="bi x1 y4 w4 h5"
class="bi x2 y2 w5 h6"
class="bi x1 y1 w5 h7"
class="bi x2 y2 w4 h3"
class="bi x1 y3 w6 h8"
class="bi x2 y5 w4 h9"
class="bi x1 y3 w6 h8"
class="bi x2 y6 w4 h4"
class="bi x1 y6 w7 h4"
class="bi x2 y7 w4 ha"
class="bi x1 y3 w6 h8"
class="bi x2 y8 w5 hb"
class="bi x1 y9 w4 hc"
class="bi x2 y5 w4 h9"
class="bi x1 y3 w6 h8"
class="bi x2 y9 w5 hc"
class="bi x1 y7 w6 ha"
class="bi x2 y3 w4 h8"