Loudly<br>She opened the back door and propped it. The dog didn't notice. A loud noise got her attention. It was a bird in the backyard. She ran outside to check it out.
The girl went outside to check a bird.
( z1 go :ARG0 ( z2 girl ) :ARG4 ( z3 outside ) :purpose ( z4 check :ARG0 z2 :ARG1 ( z5 bird ) ) )