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:He learnt Hindustani classical music on sarod from the Senia gharana master Ustad Keramatullah Khan . Sentence 2:However , he chose a different instrument for expressing the music he learnt .

Output: however


Input: Consider Input: Sentence 1:Most of PCPD pump failures are due to this elastomer part . Sentence 2:However , the operating conditions and environment should not degrade or induce mechanical failure of the elastomer part for the life of the equipment .

Output: however


Input: Consider Input: Sentence 1:Between 1914 and 1918 an additional one million women would take up employment . Sentence 2:Many of them however found poor conditions , low pay and long hours resulting in a number of industrial actions and disputes with employers supported by trade unions including the NFWW .


Output: however