class="bi x0 y0 w1 h1"
class="bi x1 y1 w3 h2"
class="bi x2 y2 w4 h3"
class="bi x3 y3 w5 h4"
class="bi x4 y4 w6 h5"
class="bi x5 y5 w7 h6"
class="bi x6 y6 w8 h7"
class="bi x3 y7 w9 h8"
class="bi x7 y8 wa h9"
class="bi x8 y9 wb h3"
class="bi x9 ya wc ha"
class="bi xa yb wd hb"
class="bi x2 yc we hc"
class="bi x7 yd wa hd"
class="bi x9 ye wf hc"
class="bi x8 yf w10 he"