a+puente+a+puente
a puente a puente .
a WORD_BOUNDARY p u e n t̪ e WORD_BOUNDARY a WORD_BOUNDARY p u e n t̪ e WORD_BOUNDARY
a WORD_BOUNDARY p u e n t e WORD_BOUNDARY a WORD_BOUNDARY p u e n t e WORD_BOUNDARY . WORD_BOUNDARY