Hi I have created the plink files based on the tutorial mentioned above . But the snp ids are like as follows: (chr:position:allele1:allele2). There is no rs ID. But my sample data has rsIDs. How to compare both when they have inconsistent SNP ids?

1       1:14599:T:A     0       14599   A       T
1       1:14930:A:G     0       14930   G       A
1       1:15211:T:G     0       15211   T       G
1       1:15274:A:G     0       15274   G       A

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