class="bi x0 y0 w1 h1"
class="bi x1 y1 w2 h2"
class="bi x1 y2 w2 h3"
class="bi x1 y3 w3 h4"
class="bi x1 y4 w4 h5" class="bi x1 y4 w2 h1"
class="bi x1 y8 w3 h7"

class="bi x1 ye w6 ha"
class="bi x1 y8 w7 h7"
class="bi x1 yf w8 hb"
class="bi x1 y10 w9 ha"
class="bi x1 y11 wa hc"

class="bi x1 y12 wc hd"
class="bi x1 y13 wd he"
class="bi x1 y14 we he"
class="bi x1 y15 wf hf"
class="bi x1 y16 w10 h10"
class="bi x1 y15 w11 hf"
class="bi x1 y17 w2 h11"
class="bi x1 y18 w2 h12"