dat

• Det

  that (neuter); referring to a thing or a person further away.

• Pron
• Conj

is

• Verb

  third-person singular present indicative of zijn; is, equals

• Adv

een

• Article

  Placed before a singular noun, indicating a general case of a person or thing: a, an. Compare with de and het.

• Num
• Noun

barrière

barrier

voor

• Prep

  1. for
  2. before
  3. in front of

• Conj
• Noun
• Noun

de

• Article

  the (definite article, masculine and feminine singular, plural)

• Prep

oplossing

1. solution (e.g. to a mathematical problem)
2. solution