﻿<?xml version="1.0" encoding="utf-8"?>
<linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.xbrl.org/2003/linkbase">
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink" />
  <labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended" xmlns:xlink="http://www.w3.org/1999/xlink">
    <loc xlink:type="locator" xlink:href="trai-2022-12-31.xsd#trai_TotalExpenses" xlink:label="trai_TotalExpenses" />
    <loc xlink:type="locator" xlink:href="trai-2022-12-31.xsd#trai_ResultOfTheFinancialYearInStatementOfFinancialPosition" xlink:label="trai_ResultOfTheFinancialYearInStatementOfFinancialPosition" />
    <loc xlink:type="locator" xlink:href="trai-2022-12-31.xsd#trai_MaterialsAndServices" xlink:label="trai_MaterialsAndServices" />
    <loc xlink:type="locator" xlink:href="trai-2022-12-31.xsd#trai_RetainedEarningsWithoutResultOfTheFinancialYearInSofp" xlink:label="trai_RetainedEarningsWithoutResultOfTheFinancialYearInSofp" />
    <loc xlink:type="locator" xlink:href="trai-2022-12-31.xsd#trai_OtherReceivables" xlink:label="trai_OtherReceivables" />
    <loc xlink:type="locator" xlink:href="trai-2022-12-31.xsd#trai_OperatingResult" xlink:label="trai_OperatingResult" />
    <labelArc xlink:type="arc" xlink:from="trai_MaterialsAndServices" xlink:to="label_trai_MaterialsAndServices_en" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" priority="100" />
    <labelArc xlink:type="arc" xlink:from="trai_TotalExpenses" xlink:to="label_trai_TotalExpenses_en" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" priority="100" />
    <labelArc xlink:type="arc" xlink:from="trai_OperatingResult" xlink:to="label_trai_OperatingResult_en" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" priority="100" />
    <labelArc xlink:type="arc" xlink:from="trai_OtherReceivables" xlink:to="label_trai_OtherReceivables_en" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" priority="100" />
    <labelArc xlink:type="arc" xlink:from="trai_RetainedEarningsWithoutResultOfTheFinancialYearInSofp" xlink:to="label_trai_RetainedEarningsWithoutResultOfTheFinancialYearInSofp_en" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" priority="100" />
    <labelArc xlink:type="arc" xlink:from="trai_ResultOfTheFinancialYearInStatementOfFinancialPosition" xlink:to="label_trai_ResultOfTheFinancialYearInStatementOfFinancialPosition_en" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" priority="100" />
    <label xlink:label="label_trai_MaterialsAndServices_en" id="trai_MaterialsAndServices_en" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Materials and services</label>
    <label xlink:label="label_trai_TotalExpenses_en" id="trai_TotalExpenses_en" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Total expenses</label>
    <label xlink:label="label_trai_OperatingResult_en" id="trai_OperatingResult_en" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Operating result</label>
    <label xlink:label="label_trai_OtherReceivables_en" id="trai_OtherReceivables_en" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Other receivables</label>
    <label xlink:label="label_trai_RetainedEarningsWithoutResultOfTheFinancialYearInSofp_en" id="trai_RetainedEarningsWithoutResultOfTheFinancialYearInSofp_en" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Retained earnings without result of the financial year in sofp</label>
    <label xlink:label="label_trai_ResultOfTheFinancialYearInStatementOfFinancialPosition_en" id="trai_ResultOfTheFinancialYearInStatementOfFinancialPosition_en" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Result of the financial year in statement of financial position</label>
  </labelLink>
</linkbase>