una tapa de fotos
una tapa de fotos .
u n a WORD_BOUNDARY t a p a WORD_BOUNDARY d e̞ WORD_BOUNDARY f o̞ t o̞ s WORD_BOUNDARY
u n a WORD_BOUNDARY t a p a WORD_BOUNDARY d e WORD_BOUNDARY f o t o s WORD_BOUNDARY . WORD_BOUNDARY