During the postwar boom many new mines were opened .
यदध क बद क वकस क दन म अनक नय खन खद .
<bos><start_of_turn>user
During the postwar boom many new mines were opened .<end_of_turn>
<start_of_turn>model
यदध क बद क वकस क दन म अनक नय खन खद .<end_of_turn>
