Hi japanese native speakers help me?

Question:

.watashiwa piano o hikimasu kotoga dekimasu
2.watashiwa piano o hiku kotoga dekimasu
are they the same meaning ? both correct grammar ?

Answer:

The same meaning. Sentence 1 is not correct grammarticaly. Sentence 2 is correct except for the need to change to "wo" from "o".

1. watashiwa piano o hikimasu kotoga dekimasu
2.watashiwa piano o (=CHANGE TO "WO") hiku kotoga dekimasu