Helmut Schelp , in charge of engine development at the RLM , refused to give Heinkel a production contract , an event Hans von Ohain claims brought Ernst Heinkel near tears .
PROPN PROPN , ADP NOUN ADP NOUN NOUN ADP DET PROPN , VERB PART VERB PROPN DET NOUN NOUN , DET NOUN PROPN PROPN PROPN NOUN VERB PROPN PROPN SCONJ NOUN .