Simplify the following text for a Grade 5 native English-speaking person.
Original: The note two octaves and one semitone above the lowest note ( C # for soprano , tenor and great bass instruments ; F # for sopranino , alto and bass instruments ) is difficult to play on most recorders .
Simplified: Its lowest is F. The other main sizes are the tenor recorder ( with lowest note C ) and the bass ( with lowest note F ) . Instruments larger than the bass are made but are not common .