Complex sentence: The initial bottling of 3,000 bottles of sweet white wine in 1877 was of reasonable quality and Bute persevered; commercial success followed and by 1894,40 hogsheads of wine, including a red variety, were being produced annually to very positive reviews.
Split into simpler sentences: The initial bottling of 3,000 bottles of sweet white wine in 1877 was of reasonable quality and Bute persevered. Commercial success followed and by 1894,40 hogsheads of wine, including a red variety, were being produced annually to very positive reviews.