In SysML more than one NamedElement can help Satisfy a single Requirement (which presents challenges for verifying satisfaction of Requirements). This is a conceptual challenge for requirements engineering in general, not just SysML!
Satisfying Requirements and the Satisfy relationship Gallery Tutorial TRAIL: Webel's ultimate guide to Systems Modeling Language (v1) with MagicDraw/Cameo Section 16:01: Requirements engineering in SysML Slide kind SysML Requirement Diagram
Satisfy::getSatisfies (in ref : NamedElement) : AbstractRequirement [0..*] Source OMG Systems Modeling Language (SysML) 1.6
