Sentence:  To avoid suspicion of bigotry , let the hand of vengeance be stayed until the meat-wagon has picked up the twenty-five thousandth corpse ; but let the twenty-five thousand and first butchery <WSD>be</WSD> the signal for the arrest of the 50 state highway commissioners . 
Meaning of the word marked with <WSD> tags:  be identical to; be someone or something