Complex sentence: It would not be in their best interest to utilize their forces in a direct confrontation "", after incident he confessed, although there was signs for being the mines, no one considered the various aspect of the mines in the rout of convoy.
Split into simpler sentences: It would not be in their best interest to utilize their forces in a direct confrontation. After incident he confessed that, although there were signs for being the mines, no one considered the various aspect of the mines in the route of convoy.