Complex sentence: Trinidad is the larger of the two main islands comprising Trinidad and Tobago (see map above); it is also the southernmost island in the Caribbean, its western peninsulas within sight of the northeastern coastline of Venezuela.
Split into simpler sentences: Trinidad is the larger of the two main islands comprising Trinidad and Tobago (see map above). It is also the southernmost island in the Caribbean, its western peninsulas within sight of the northeastern coastline of Venezuela.