QUESTION: Fix punctuation: Build an engine with wheels and sticks to drive the pink item to the pink target
ANS: Build an engine with wheels and sticks, to drive the pink item to the pink target.

QUESTION: Fix punctuation: Crystal JewelryCrystal Sets10mm faceted natural black cherry quartze ball necklace bracelet and earrings set
ANS: Crystal Jewelry--Crystal Sets--10mm faceted natural black cherry quartze ball necklace bracelet and earrings set

QUESTION: Fix punctuation: You do not get to make a choice
ANS: You do not get to make a choice?

QUESTION: Fix punctuation: It is situated in one of the trendiest district of Barcelona Gracia known to be a residential area hosting the Park Guell conceived by Antoni Gaudi as well as many festivals taking place in august each year Passeig de Gracia is just a few minutes away considered as one of the most important avenues of the city
ANS:
It is situated in one of the trendiest district of Barcelona, Gracia, known to be a residential area hosting the Park Guell conceived by Antoni Gaudi, as well as many festivals taking place in august each year. Passeig de Gracia is just a few minutes away, considered as one of the most important avenues of the city.