Complex sentence: B Company halted in place in an effort to locate and consolidate with C Company's platoons and managed to establish a coherent defensive line running around the hilltop from southeast to northwest, but with little cover on the southern side.
Split into simpler sentences: B Company halted in place in an effort to locate and consolidate with C Company's platoons. Together they managed to establish a coherent defensive line, running around the hilltop from southeast to northwest, but with little cover on the southern side.