syntax_data: {"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":"v6:"}]}
source_snippet:         v6: vreg, vreg_low16 = ["v6", "b6", "h6", "s6", "d6", "q6", "z6"],
context_before:         v5: vreg, vreg_low16 = ["v5", "b5", "h5", "s5", "d5", "q5", "z5"],
context_after:         v7: vreg, vreg_low16 = ["v7", "b7", "h7", "s7", "d7", "q7", "z7"],