In this task, you are given two sentences in the English language (Sentence 1 and Sentence 2). Your task is to identify the connecting word between the two sentences.

Input: Consider Input: Sentence 1:Some IGFBPs are inhibitory . Sentence 2:For example , both IGFBP - 2 and IGFBP - 5 bind IGF - 1 at a higher affinity than it binds its receptor .

Output: for example


Input: Consider Input: Sentence 1:The family 's plan to kill the head vampire is also a reference to both the film and novel . Sentence 2:In particular , the twist revelation that Burns is not the head vampire is also a reference to the twist ending of The Lost Boys .

Output: in particular


Input: Consider Input: Sentence 1:Each set of optional features shipped with Emacs is implemented by a collection of Emacs code called a package or library . Sentence 2:For example , there is a library for highlighting keywords in program source code , and a library for playing the game of Tetris .


Output: for example