you 'd grab your kids and run and then probably call the police . 
(ROOT (S (NP (PRP you)) (VP (MD 'd) (VP (VP (VB grab) (NP (PRP$ your) (NNS kids))) (CC and) (VP (VB run)) (CC and) (ADVP (RB then)) (ADVP (RB probably)) (VP (VB call) (NP (DT the) (NN police))))) (. .)))
(ROOT (S (NP (PRP )) (VP (MD ) (VP (VP (VB ) (NP (PRP$ ) (NNS ))) (CC ) (VP (VB )) (CC ) (ADVP (RB )) (ADVP (RB )) (VP (VB ) (NP (DT ) (NN ))))) (. )))