diff --git a/source/components/Simulateur.js b/source/components/Simulateur.js
index 8741a1b4a..c49276063 100644
--- a/source/components/Simulateur.js
+++ b/source/components/Simulateur.js
@@ -97,7 +97,7 @@ export default class extends Component {
 		)
 	}
 
-	buildStep = ({ unfolded }) => (accessor, targetNames) => question => {
+	buildStep = ({ unfolded }) => (situationGate, targetNames) => question => {
 		let step = makeQuestion(rules, targetNames)(question)
 		return (
 			<step.component
@@ -105,7 +105,7 @@ export default class extends Component {
 				{...step}
 				unfolded={unfolded}
 				step={step}
-				answer={accessor(step.name)}
+				situationGate={situationGate}
 			/>
 		)
 	}
diff --git a/source/components/conversation/FormDecorator.js b/source/components/conversation/FormDecorator.js
index 22a70f8f0..471550962 100644
--- a/source/components/conversation/FormDecorator.js
+++ b/source/components/conversation/FormDecorator.js
@@ -5,7 +5,7 @@ import { Field, change } from 'redux-form'
 import { stepAction } from '../../actions'
 import StepAnswer from './StepAnswer'
 import { capitalise0 } from '../../utils'
-
+import R from 'ramda'
 /*
 This higher order component wraps "Form" components (e.g. Question.js), that represent user inputs,
 with a header, click actions and more goodies.
@@ -45,7 +45,8 @@ export var FormDecorator = formType => RenderField =>
 					// formerly in conversation-steps
 					valueType,
 					human,
-					helpText
+					helpText,
+					situationGate
 				} = this.props.step
 
 			let { fieldName } = this.state
@@ -123,7 +124,8 @@ export var FormDecorator = formType => RenderField =>
 						maxWidth: wideQuestion ? '95%' : ''
 					}}
 				>
-					{this.props.step.question}
+					{R.path(['props', 'step', 'inversion', 'question'])(this) ||
+						this.props.step.question}
 				</h1>
 				<div
 					className="step-subquestion"
@@ -133,17 +135,13 @@ export var FormDecorator = formType => RenderField =>
 		)
 
 		renderTitleAndAnswer(valueType, human) {
-			let {
-				stepAction,
-				answer,
-				themeColours,
-				step: { title }
-			} = this.props
-
+			let { step, stepAction, situationGate, themeColours, step: { title } } = this.props
+			let inversionTitle = R.path(['props', 'step', 'inversion', 'title'])(this)
+			let answer = situationGate(this.state.fieldName)
 			return (
 				<div className="foldedQuestion">
 					<span className="borderWrapper">
-						<span className="title">{capitalise0(title)}</span>
+						<span className="title">{capitalise0(inversionTitle || title)}</span>
 						<span className="answer">{answer}</span>
 					</span>
 					<button
diff --git a/source/components/conversation/Input.js b/source/components/conversation/Input.js
index c32c23b75..4c63785c3 100644
--- a/source/components/conversation/Input.js
+++ b/source/components/conversation/Input.js
@@ -79,24 +79,24 @@ export default class Input extends Component {
 		)
 	}
 	componentDidMount() {
-		let { stepProps: { inversions } } = this.props
-		if (inversions)
-			this.inverse(inversions[0].dottedName)
+		let { stepProps: { inversion } } = this.props
+		if (inversion)
+			this.inverse(inversion.inversions[0].dottedName)
 	}
 	renderInversions() {
-		let { stepProps: { inversions } } = this.props
-		if (!inversions) return null
+		let { stepProps: { inversion } } = this.props
+		if (!inversion) return null
 
-		if (inversions.length === 1) return (
-			<span className="inputPrefix">{inversions[0].title || inversions[0].name}</span>
+		if (inversion.inversions.length === 1) return (
+			<span className="inputPrefix">{inversion.inversions[0].title || inversion.inversions[0].name}</span>
 		)
 
 		return (
 			<select
-				defaultValue={inversions[0].dottedName}
+				defaultValue={inversion.inversions[0].dottedName}
 				onMouseDown={e => this.inverse(e.target.value)}
 			>
-				{inversions.map(({ name, title, dottedName }) => (
+				{inversion.inversions.map(({ name, title, dottedName }) => (
 					<option key={dottedName} value={dottedName}>
 						{title || name}
 					</option>
@@ -105,6 +105,7 @@ export default class Input extends Component {
 		)
 	}
 	inverse(inversionName) {
+		console.log('inversion, ', inversionName)
 		this.props.changeFieldName(inversionName)
 	}
 	renderSuggestions(themeColours) {
diff --git a/source/engine/generateQuestions.js b/source/engine/generateQuestions.js
index 273979be6..62d1f60f7 100644
--- a/source/engine/generateQuestions.js
+++ b/source/engine/generateQuestions.js
@@ -113,19 +113,22 @@ export let makeQuestion = (flatRules, targetNames) => dottedName => {
 			placeholder: 'votre réponse'
 		},
 		suggestions: rule.suggestions,
-		inversions: do {
+		inversion: do {
 			let inversions = R.path(['formule', 'inversion', 'avec'])(rule)
-			inversions &&
-			R.reject(
-				({name}) => targetNames.includes(name)
-			)(inversions
-				.map(i =>
-					findRuleByDottedName(
-						flatRules,
-						disambiguateRuleReference(flatRules, rule, i)
-					)
-				)
-				.concat([rule]))
+			inversions && {
+				inversions: R.reject(({ name }) => targetNames.includes(name))(
+					inversions
+						.map(i =>
+							findRuleByDottedName(
+								flatRules,
+								disambiguateRuleReference(flatRules, rule, i)
+							)
+						)
+						.concat([rule])
+				),
+				question: rule.formule.inversion.question,
+				title: rule.formule.inversion.titre
+			}
 		}
 	})
 	let selectQuestion = rule => ({