syntax_data: {"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"q2:"}]}
source_snippet:         q2: qreg_low4, qreg_low8, qreg = ["q2"],
context_before:         q1: qreg_low4, qreg_low8, qreg = ["q1"],
context_after:         q3: qreg_low4, qreg_low8, qreg = ["q3"],