Assertion: space shuttle's mission | /r/HasProperty | the fourth
Facets:
value: for the x-37b program
type: OTHER
value: for the robotic x-37b
type: TRANSITIVE-OBJECT
Source sentences:
text: The current mission is the fourth for the robotic X-37B, which is also known as the Orbital Test Vehicle (OTV).
text: The just-ended mission, known as OTV-4 (Orbital Test Vehicle-4), was the fourth for the X-37B program.