soll

first/third-person singular present of sollen

man

• Pron

  1. one, you (indefinite pronoun; construed as a third-person singular)
  2. they, people (people in general)
  3. someone, somebody (some unspecified person)
  4. they (some unspecified group of people)

• Adv

nachweisen

to prove, verify, establish, demonstrate (something or the presence of something), to substantiate, to provide proof of

dass

1. that
2. (colloquial) so that

der

• Article

  the

• Pron
• Pron
• Pron
• Pron

Mangel

1. lack
2. deficiency (dietary)

schon

• Adv

  1. already (happening rather early, continuing rather long)
  2. previously, before (at some time in the past; but not: before a certain event)
  3. expresses that an action has been completed; already (but more frequent); yet (in questions)
  4. expresses a weighing of arguments, contrast between two statements, partial agreement, concession; admittedly; sure(ly); definitely; indeed
  5. really (as an intensifier)

• Verb

bestand

first/third-person singular preterite of bestehen