The metro rail dream was revived once again for Ahmedabad on Wednesday, when a high-level delegation, led by Singapore minister of state for foreign affairs Balaji Sadasivan, told top Gujarat officials that it was interested in investing in the project in a big way. A senior state official, who participated in the meeting, told TOI: "The metro rapid transport system (MRTS) in Singapore is perhaps the best in the world. There is a need to clinch the opportunity.'