input: Beef_kway_teow | region | Singapore Singapore | leader | Tony_Tan
target: Beef kway teow is a dish of Singapore where Tony Tan is a leader.
references: Beef kway teow is a dish of Singapore where Tony Tan is a leader. Tony Tan is the leader of Singapore, from where Beef kway teow originates. Beef kway teow originates from Singapore and its leader is Tony Tan.