Original sentence: After passing through Bellaghy the N17 in Co.Sligo heads in a northeasterly direction bypassing Curry, this 6 km section was built in 1993 and is of excellent standard.The route continues in a north easterly direction towards Ballinacarrow.Two kilometres past Ballinacarrow drivers  encounter a slow lane section
Edited sentence: After passing through Bellaghy the road heads in a northeasterly direction bypassing Curry, this 6 km section was built in 1993 and is of excellent standard.Sligo varies greatly in standard.The N17 in Co.The route continues in a north easterly direction towards Ballinacarrow, another section of poor standard.Two kilometres past Ballinacarrow the road improves and a slow lane section is encountered