let $d = <-2>((<2>(<1> img |<2> (let $x = (let $y = <-2> $y | (let $z = (<1> $z | a) & p in $z) in $y) | <-1> $x in $x) | (tr & (let $a = (<-1> f & <-2> (let $b = <1> $b | td in $b) ) | (<2>div & <-1> span & <-1><-1> a) in $a)) ))) | <-1> $d in $d