wer

1. who (what person or people)
2. (colloquial) what, which (one) (see usage notes)
3. whoever, he who, someone who, the person who, anyone who (whatever person or persons)
4. (colloquial) somebody, someone; anybody, anyone (an unspecified person)

hat

third-person singular present of haben

das

• Article

  nominative/accusative neuter singular of der: the

• Pron
• Conj

Licht

1. light
2. (colloquial) candle
3. eye of game, especially ground game

angelassen

past participle of anlassen